1128921950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{727}}^1\times {\mathrm{2389}}^1$

素因数の和:3141

約数の個数: 48

約数和(自身を含む): 2265375840

約数和(自身を除く): 1136453890

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 727, 1454, 2389, 3635, 4778, 7270, 9451, 11945, 18175, 18902, 23890, 31057, 36350, 47255, 59725, 62114, 94510, 119450, 155285, 236275, 310570, 472550, 776425, 1552850, 1736803, 3473606, 8684015, 17368030, 22578439, 43420075, 45156878, 86840150, 112892195, 225784390, 564460975, 1128921950]

約数ペア:

[(1, 1128921950), (2, 564460975), (5, 225784390), (10, 112892195), (13, 86840150), (25, 45156878), (26, 43420075), (50, 22578439), (65, 17368030), (130, 8684015), (325, 3473606), (650, 1736803), (727, 1552850), (1454, 776425), (2389, 472550), (3635, 310570), (4778, 236275), (7270, 155285), (9451, 119450), (11945, 94510), (18175, 62114), (18902, 59725), (23890, 47255), (31057, 36350)]