97621940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{1571}}^1$

素因数の和:1832

約数の個数: 48

約数和(自身を含む): 221840640

約数和(自身を除く): 124218700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 239, 260, 478, 956, 1195, 1571, 2390, 3107, 3142, 4780, 6214, 6284, 7855, 12428, 15535, 15710, 20423, 31070, 31420, 40846, 62140, 81692, 102115, 204230, 375469, 408460, 750938, 1501876, 1877345, 3754690, 4881097, 7509380, 9762194, 19524388, 24405485, 48810970, 97621940]

約数ペア:

[(1, 97621940), (2, 48810970), (4, 24405485), (5, 19524388), (10, 9762194), (13, 7509380), (20, 4881097), (26, 3754690), (52, 1877345), (65, 1501876), (130, 750938), (239, 408460), (260, 375469), (478, 204230), (956, 102115), (1195, 81692), (1571, 62140), (2390, 40846), (3107, 31420), (3142, 31070), (4780, 20423), (6214, 15710), (6284, 15535), (7855, 12428)]