84938680

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1979}}^1$

素因数の和:2056

約数の個数: 64

約数和(自身を含む): 203148000

約数和(自身を除く): 118209320

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 37, 40, 58, 74, 116, 145, 148, 185, 232, 290, 296, 370, 580, 740, 1073, 1160, 1480, 1979, 2146, 3958, 4292, 5365, 7916, 8584, 9895, 10730, 15832, 19790, 21460, 39580, 42920, 57391, 73223, 79160, 114782, 146446, 229564, 286955, 292892, 366115, 459128, 573910, 585784, 732230, 1147820, 1464460, 2123467, 2295640, 2928920, 4246934, 8493868, 10617335, 16987736, 21234670, 42469340, 84938680]

約数ペア:

[(1, 84938680), (2, 42469340), (4, 21234670), (5, 16987736), (8, 10617335), (10, 8493868), (20, 4246934), (29, 2928920), (37, 2295640), (40, 2123467), (58, 1464460), (74, 1147820), (116, 732230), (145, 585784), (148, 573910), (185, 459128), (232, 366115), (290, 292892), (296, 286955), (370, 229564), (580, 146446), (740, 114782), (1073, 79160), (1160, 73223), (1480, 57391), (1979, 42920), (2146, 39580), (3958, 21460), (4292, 19790), (5365, 15832), (7916, 10730), (8584, 9895)]