1972127500

素因数分解:

$2^2\times 5^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{947}}^1$

素因数の和:1002

約数の個数: 180

約数和(自身を含む): 5317466616

約数和(自身を除く): 3345339116

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 49, 50, 68, 70, 85, 98, 100, 119, 125, 140, 170, 175, 196, 238, 245, 250, 340, 350, 425, 476, 490, 500, 595, 625, 700, 833, 850, 875, 947, 980, 1190, 1225, 1250, 1666, 1700, 1750, 1894, 2125, 2380, 2450, 2500, 2975, 3332, 3500, 3788, 4165, 4250, 4375, 4735, 4900, 5950, 6125, 6629, 8330, 8500, 8750, 9470, 10625, 11900, 12250, 13258, 14875, 16099, 16660, 17500, 18940, 20825, 21250, 23675, 24500, 26516, 29750, 30625, 32198, 33145, 41650, 42500, 46403, 47350, 59500, 61250, 64396, 66290, 74375, 80495, 83300, 92806, 94700, 104125, 112693, 118375, 122500, 132580, 148750, 160990, 165725, 185612, 208250, 225386, 232015, 236750, 297500, 321980, 331450, 402475, 416500, 450772, 464030, 473500, 520625, 563465, 591875, 662900, 788851, 804950, 828625, 928060, 1041250, 1126930, 1160075, 1183750, 1577702, 1609900, 1657250, 2012375, 2082500, 2253860, 2320150, 2367500, 2817325, 3155404, 3314500, 3944255, 4024750, 4143125, 4640300, 5634650, 5800375, 7888510, 8049500, 8286250, 10061875, 11269300, 11600750, 14086625, 15777020, 16572500, 19721275, 20123750, 23201500, 28173250, 29001875, 39442550, 40247500, 56346500, 58003750, 70433125, 78885100, 98606375, 116007500, 140866250, 197212750, 281732500, 394425500, 493031875, 986063750, 1972127500]

約数ペア:

[(1, 1972127500), (2, 986063750), (4, 493031875), (5, 394425500), (7, 281732500), (10, 197212750), (14, 140866250), (17, 116007500), (20, 98606375), (25, 78885100), (28, 70433125), (34, 58003750), (35, 56346500), (49, 40247500), (50, 39442550), (68, 29001875), (70, 28173250), (85, 23201500), (98, 20123750), (100, 19721275), (119, 16572500), (125, 15777020), (140, 14086625), (170, 11600750), (175, 11269300), (196, 10061875), (238, 8286250), (245, 8049500), (250, 7888510), (340, 5800375), (350, 5634650), (425, 4640300), (476, 4143125), (490, 4024750), (500, 3944255), (595, 3314500), (625, 3155404), (700, 2817325), (833, 2367500), (850, 2320150), (875, 2253860), (947, 2082500), (980, 2012375), (1190, 1657250), (1225, 1609900), (1250, 1577702), (1666, 1183750), (1700, 1160075), (1750, 1126930), (1894, 1041250), (2125, 928060), (2380, 828625), (2450, 804950), (2500, 788851), (2975, 662900), (3332, 591875), (3500, 563465), (3788, 520625), (4165, 473500), (4250, 464030), (4375, 450772), (4735, 416500), (4900, 402475), (5950, 331450), (6125, 321980), (6629, 297500), (8330, 236750), (8500, 232015), (8750, 225386), (9470, 208250), (10625, 185612), (11900, 165725), (12250, 160990), (13258, 148750), (14875, 132580), (16099, 122500), (16660, 118375), (17500, 112693), (18940, 104125), (20825, 94700), (21250, 92806), (23675, 83300), (24500, 80495), (26516, 74375), (29750, 66290), (30625, 64396), (32198, 61250), (33145, 59500), (41650, 47350), (42500, 46403)]