20125304450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{74857}}^1$

素因数の和:75171

約数の個数: 48

約数和(自身を含む): 39542989920

約数和(自身を除く): 19417685470

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 283, 475, 566, 950, 1415, 2830, 5377, 7075, 10754, 14150, 26885, 53770, 74857, 134425, 149714, 268850, 374285, 748570, 1422283, 1871425, 2844566, 3742850, 7111415, 14222830, 21184531, 35557075, 42369062, 71114150, 105922655, 211845310, 402506089, 529613275, 805012178, 1059226550, 2012530445, 4025060890, 10062652225, 20125304450]

約数ペア:

[(1, 20125304450), (2, 10062652225), (5, 4025060890), (10, 2012530445), (19, 1059226550), (25, 805012178), (38, 529613275), (50, 402506089), (95, 211845310), (190, 105922655), (283, 71114150), (475, 42369062), (566, 35557075), (950, 21184531), (1415, 14222830), (2830, 7111415), (5377, 3742850), (7075, 2844566), (10754, 1871425), (14150, 1422283), (26885, 748570), (53770, 374285), (74857, 268850), (134425, 149714)]