66379240

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{12113}}^1$

素因数の和:12261

約数の個数: 32

約数和(自身を含む): 150455880

約数和(自身を除く): 84076640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 12113, 24226, 48452, 60565, 96904, 121130, 242260, 484520, 1659481, 3318962, 6637924, 8297405, 13275848, 16594810, 33189620, 66379240]

約数ペア:

[(1, 66379240), (2, 33189620), (4, 16594810), (5, 13275848), (8, 8297405), (10, 6637924), (20, 3318962), (40, 1659481), (137, 484520), (274, 242260), (548, 121130), (685, 96904), (1096, 60565), (1370, 48452), (2740, 24226), (5480, 12113)]