789781760

素因数分解:

$2^8\times 5^1\times {\mathrm{97}}^1\times {\mathrm{6361}}^1$

素因数の和:6479

約数の個数: 72

約数和(自身を含む): 1911577416

約数和(自身を除く): 1121795656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 256, 320, 388, 485, 640, 776, 970, 1280, 1552, 1940, 3104, 3880, 6208, 6361, 7760, 12416, 12722, 15520, 24832, 25444, 31040, 31805, 50888, 62080, 63610, 101776, 124160, 127220, 203552, 254440, 407104, 508880, 617017, 814208, 1017760, 1234034, 1628416, 2035520, 2468068, 3085085, 4071040, 4936136, 6170170, 8142080, 9872272, 12340340, 19744544, 24680680, 39489088, 49361360, 78978176, 98722720, 157956352, 197445440, 394890880, 789781760]

約数ペア:

[(1, 789781760), (2, 394890880), (4, 197445440), (5, 157956352), (8, 98722720), (10, 78978176), (16, 49361360), (20, 39489088), (32, 24680680), (40, 19744544), (64, 12340340), (80, 9872272), (97, 8142080), (128, 6170170), (160, 4936136), (194, 4071040), (256, 3085085), (320, 2468068), (388, 2035520), (485, 1628416), (640, 1234034), (776, 1017760), (970, 814208), (1280, 617017), (1552, 508880), (1940, 407104), (3104, 254440), (3880, 203552), (6208, 127220), (6361, 124160), (7760, 101776), (12416, 63610), (12722, 62080), (15520, 50888), (24832, 31805), (25444, 31040)]