81432030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{38231}}^1$

素因数の和:38312

約数の個数: 32

約数和(自身を含む): 198194688

約数和(自身を除く): 116762658

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 38231, 76462, 114693, 191155, 229386, 382310, 573465, 1146930, 2714401, 5428802, 8143203, 13572005, 16286406, 27144010, 40716015, 81432030]

約数ペア:

[(1, 81432030), (2, 40716015), (3, 27144010), (5, 16286406), (6, 13572005), (10, 8143203), (15, 5428802), (30, 2714401), (71, 1146930), (142, 573465), (213, 382310), (355, 229386), (426, 191155), (710, 114693), (1065, 76462), (2130, 38231)]