137931700

素因数分解:

$2^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{19427}}^1$

素因数の和:19512

約数の個数: 36

約数和(自身を含む): 303543072

約数和(自身を除く): 165611372

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 71, 100, 142, 284, 355, 710, 1420, 1775, 3550, 7100, 19427, 38854, 77708, 97135, 194270, 388540, 485675, 971350, 1379317, 1942700, 2758634, 5517268, 6896585, 13793170, 27586340, 34482925, 68965850, 137931700]

約数ペア:

[(1, 137931700), (2, 68965850), (4, 34482925), (5, 27586340), (10, 13793170), (20, 6896585), (25, 5517268), (50, 2758634), (71, 1942700), (100, 1379317), (142, 971350), (284, 485675), (355, 388540), (710, 194270), (1420, 97135), (1775, 77708), (3550, 38854), (7100, 19427)]