980738500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:407

約数の個数: 192

約数和(自身を含む): 2649314304

約数和(自身を除く): 1668575804

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 53, 68, 70, 85, 100, 106, 119, 125, 140, 170, 175, 212, 238, 250, 265, 311, 340, 350, 371, 425, 476, 500, 530, 595, 622, 700, 742, 850, 875, 901, 1060, 1190, 1244, 1325, 1484, 1555, 1700, 1750, 1802, 1855, 2125, 2177, 2380, 2650, 2975, 3110, 3500, 3604, 3710, 4250, 4354, 4505, 5287, 5300, 5950, 6220, 6307, 6625, 7420, 7775, 8500, 8708, 9010, 9275, 10574, 10885, 11900, 12614, 13250, 14875, 15550, 16483, 18020, 18550, 21148, 21770, 22525, 25228, 26435, 26500, 29750, 31100, 31535, 32966, 37009, 37100, 38875, 43540, 45050, 46375, 52870, 54425, 59500, 63070, 65932, 74018, 77750, 82415, 90100, 92750, 105740, 108850, 112625, 115381, 126140, 132175, 148036, 155500, 157675, 164830, 185045, 185500, 217700, 225250, 230762, 264350, 272125, 280211, 315350, 329660, 370090, 412075, 450500, 461524, 528700, 544250, 560422, 576905, 630700, 660875, 740180, 788375, 824150, 925225, 1088500, 1120844, 1153810, 1321750, 1401055, 1576750, 1648300, 1850450, 1961477, 2060375, 2307620, 2643500, 2802110, 2884525, 3153500, 3700900, 3922954, 4120750, 4626125, 5604220, 5769050, 7005275, 7845908, 8241500, 9252250, 9807385, 11538100, 14010550, 14422625, 18504500, 19614770, 28021100, 28845250, 35026375, 39229540, 49036925, 57690500, 70052750, 98073850, 140105500, 196147700, 245184625, 490369250, 980738500]

約数ペア:

[(1, 980738500), (2, 490369250), (4, 245184625), (5, 196147700), (7, 140105500), (10, 98073850), (14, 70052750), (17, 57690500), (20, 49036925), (25, 39229540), (28, 35026375), (34, 28845250), (35, 28021100), (50, 19614770), (53, 18504500), (68, 14422625), (70, 14010550), (85, 11538100), (100, 9807385), (106, 9252250), (119, 8241500), (125, 7845908), (140, 7005275), (170, 5769050), (175, 5604220), (212, 4626125), (238, 4120750), (250, 3922954), (265, 3700900), (311, 3153500), (340, 2884525), (350, 2802110), (371, 2643500), (425, 2307620), (476, 2060375), (500, 1961477), (530, 1850450), (595, 1648300), (622, 1576750), (700, 1401055), (742, 1321750), (850, 1153810), (875, 1120844), (901, 1088500), (1060, 925225), (1190, 824150), (1244, 788375), (1325, 740180), (1484, 660875), (1555, 630700), (1700, 576905), (1750, 560422), (1802, 544250), (1855, 528700), (2125, 461524), (2177, 450500), (2380, 412075), (2650, 370090), (2975, 329660), (3110, 315350), (3500, 280211), (3604, 272125), (3710, 264350), (4250, 230762), (4354, 225250), (4505, 217700), (5287, 185500), (5300, 185045), (5950, 164830), (6220, 157675), (6307, 155500), (6625, 148036), (7420, 132175), (7775, 126140), (8500, 115381), (8708, 112625), (9010, 108850), (9275, 105740), (10574, 92750), (10885, 90100), (11900, 82415), (12614, 77750), (13250, 74018), (14875, 65932), (15550, 63070), (16483, 59500), (18020, 54425), (18550, 52870), (21148, 46375), (21770, 45050), (22525, 43540), (25228, 38875), (26435, 37100), (26500, 37009), (29750, 32966), (31100, 31535)]