97421800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{9941}}^1$

素因数の和:9971

約数の個数: 72

約数和(自身を含む): 263512710

約数和(自身を除く): 166090910

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1960, 2450, 4900, 9800, 9941, 19882, 39764, 49705, 69587, 79528, 99410, 139174, 198820, 248525, 278348, 347935, 397640, 487109, 497050, 556696, 695870, 974218, 994100, 1391740, 1739675, 1948436, 1988200, 2435545, 2783480, 3479350, 3896872, 4871090, 6958700, 9742180, 12177725, 13917400, 19484360, 24355450, 48710900, 97421800]

約数ペア:

[(1, 97421800), (2, 48710900), (4, 24355450), (5, 19484360), (7, 13917400), (8, 12177725), (10, 9742180), (14, 6958700), (20, 4871090), (25, 3896872), (28, 3479350), (35, 2783480), (40, 2435545), (49, 1988200), (50, 1948436), (56, 1739675), (70, 1391740), (98, 994100), (100, 974218), (140, 695870), (175, 556696), (196, 497050), (200, 487109), (245, 397640), (280, 347935), (350, 278348), (392, 248525), (490, 198820), (700, 139174), (980, 99410), (1225, 79528), (1400, 69587), (1960, 49705), (2450, 39764), (4900, 19882), (9800, 9941)]