100631680

素因数分解:

$2^7\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1621}}^1$

素因数の和:1737

約数の個数: 64

約数和(自身を含む): 243202680

約数和(自身を除く): 142571000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 97, 128, 160, 194, 320, 388, 485, 640, 776, 970, 1552, 1621, 1940, 3104, 3242, 3880, 6208, 6484, 7760, 8105, 12416, 12968, 15520, 16210, 25936, 31040, 32420, 51872, 62080, 64840, 103744, 129680, 157237, 207488, 259360, 314474, 518720, 628948, 786185, 1037440, 1257896, 1572370, 2515792, 3144740, 5031584, 6289480, 10063168, 12578960, 20126336, 25157920, 50315840, 100631680]

約数ペア:

[(1, 100631680), (2, 50315840), (4, 25157920), (5, 20126336), (8, 12578960), (10, 10063168), (16, 6289480), (20, 5031584), (32, 3144740), (40, 2515792), (64, 1572370), (80, 1257896), (97, 1037440), (128, 786185), (160, 628948), (194, 518720), (320, 314474), (388, 259360), (485, 207488), (640, 157237), (776, 129680), (970, 103744), (1552, 64840), (1621, 62080), (1940, 51872), (3104, 32420), (3242, 31040), (3880, 25936), (6208, 16210), (6484, 15520), (7760, 12968), (8105, 12416)]