82720816500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^1\times {\mathrm{421}}^1\times {\mathrm{18713}}^1$

素因数の和:19163

約数の個数: 192

約数和(自身を含む): 275963530752

約数和(自身を除く): 193242714252

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 125, 140, 150, 175, 210, 250, 300, 350, 375, 420, 421, 500, 525, 700, 750, 842, 875, 1050, 1263, 1500, 1684, 1750, 2100, 2105, 2526, 2625, 2947, 3500, 4210, 5052, 5250, 5894, 6315, 8420, 8841, 10500, 10525, 11788, 12630, 14735, 17682, 18713, 21050, 25260, 29470, 31575, 35364, 37426, 42100, 44205, 52625, 56139, 58940, 63150, 73675, 74852, 88410, 93565, 105250, 112278, 126300, 130991, 147350, 157875, 176820, 187130, 210500, 221025, 224556, 261982, 280695, 294700, 315750, 368375, 374260, 392973, 442050, 467825, 523964, 561390, 631500, 654955, 736750, 785946, 884100, 935650, 1105125, 1122780, 1309910, 1403475, 1473500, 1571892, 1871300, 1964865, 2210250, 2339125, 2619820, 2806950, 3274775, 3929730, 4420500, 4678250, 5613900, 6549550, 7017375, 7859460, 7878173, 9356500, 9824325, 13099100, 14034750, 15756346, 16373875, 19648650, 23634519, 28069500, 31512692, 32747750, 39297300, 39390865, 47269038, 49121625, 55147211, 65495500, 78781730, 94538076, 98243250, 110294422, 118172595, 157563460, 165441633, 196486500, 196954325, 220588844, 236345190, 275736055, 330883266, 393908650, 472690380, 551472110, 590862975, 661766532, 787817300, 827208165, 984771625, 1102944220, 1181725950, 1378680275, 1654416330, 1969543250, 2363451900, 2757360550, 2954314875, 3308832660, 3939086500, 4136040825, 5514721100, 5908629750, 6893401375, 8272081650, 11817259500, 13786802750, 16544163300, 20680204125, 27573605500, 41360408250, 82720816500]

約数ペア:

[(1, 82720816500), (2, 41360408250), (3, 27573605500), (4, 20680204125), (5, 16544163300), (6, 13786802750), (7, 11817259500), (10, 8272081650), (12, 6893401375), (14, 5908629750), (15, 5514721100), (20, 4136040825), (21, 3939086500), (25, 3308832660), (28, 2954314875), (30, 2757360550), (35, 2363451900), (42, 1969543250), (50, 1654416330), (60, 1378680275), (70, 1181725950), (75, 1102944220), (84, 984771625), (100, 827208165), (105, 787817300), (125, 661766532), (140, 590862975), (150, 551472110), (175, 472690380), (210, 393908650), (250, 330883266), (300, 275736055), (350, 236345190), (375, 220588844), (420, 196954325), (421, 196486500), (500, 165441633), (525, 157563460), (700, 118172595), (750, 110294422), (842, 98243250), (875, 94538076), (1050, 78781730), (1263, 65495500), (1500, 55147211), (1684, 49121625), (1750, 47269038), (2100, 39390865), (2105, 39297300), (2526, 32747750), (2625, 31512692), (2947, 28069500), (3500, 23634519), (4210, 19648650), (5052, 16373875), (5250, 15756346), (5894, 14034750), (6315, 13099100), (8420, 9824325), (8841, 9356500), (10500, 7878173), (10525, 7859460), (11788, 7017375), (12630, 6549550), (14735, 5613900), (17682, 4678250), (18713, 4420500), (21050, 3929730), (25260, 3274775), (29470, 2806950), (31575, 2619820), (35364, 2339125), (37426, 2210250), (42100, 1964865), (44205, 1871300), (52625, 1571892), (56139, 1473500), (58940, 1403475), (63150, 1309910), (73675, 1122780), (74852, 1105125), (88410, 935650), (93565, 884100), (105250, 785946), (112278, 736750), (126300, 654955), (130991, 631500), (147350, 561390), (157875, 523964), (176820, 467825), (187130, 442050), (210500, 392973), (221025, 374260), (224556, 368375), (261982, 315750), (280695, 294700)]