31189210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{8273}}^1$

素因数の和:8322

約数の個数: 32

約数和(自身を含む): 62551440

約数和(自身を除く): 31362230

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 8273, 16546, 41365, 82730, 107549, 215098, 239917, 479834, 537745, 1075490, 1199585, 2399170, 3118921, 6237842, 15594605, 31189210]

約数ペア:

[(1, 31189210), (2, 15594605), (5, 6237842), (10, 3118921), (13, 2399170), (26, 1199585), (29, 1075490), (58, 537745), (65, 479834), (130, 239917), (145, 215098), (290, 107549), (377, 82730), (754, 41365), (1885, 16546), (3770, 8273)]