98908780

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{769}}^1$

素因数の和:946

約数の個数: 48

約数和(自身を含む): 213444000

約数和(自身を除く): 114535220

約数列:

[1, 2, 4, 5, 10, 20, 59, 109, 118, 218, 236, 295, 436, 545, 590, 769, 1090, 1180, 1538, 2180, 3076, 3845, 6431, 7690, 12862, 15380, 25724, 32155, 45371, 64310, 83821, 90742, 128620, 167642, 181484, 226855, 335284, 419105, 453710, 838210, 907420, 1676420, 4945439, 9890878, 19781756, 24727195, 49454390, 98908780]

約数ペア:

[(1, 98908780), (2, 49454390), (4, 24727195), (5, 19781756), (10, 9890878), (20, 4945439), (59, 1676420), (109, 907420), (118, 838210), (218, 453710), (236, 419105), (295, 335284), (436, 226855), (545, 181484), (590, 167642), (769, 128620), (1090, 90742), (1180, 83821), (1538, 64310), (2180, 45371), (3076, 32155), (3845, 25724), (6431, 15380), (7690, 12862)]