91487920

素因数分解:

$2^4\times 5^1\times {\mathrm{929}}^1\times {\mathrm{1231}}^1$

素因数の和:2173

約数の個数: 40

約数和(自身を含む): 213111360

約数和(自身を除く): 121623440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 929, 1231, 1858, 2462, 3716, 4645, 4924, 6155, 7432, 9290, 9848, 12310, 14864, 18580, 19696, 24620, 37160, 49240, 74320, 98480, 1143599, 2287198, 4574396, 5717995, 9148792, 11435990, 18297584, 22871980, 45743960, 91487920]

約数ペア:

[(1, 91487920), (2, 45743960), (4, 22871980), (5, 18297584), (8, 11435990), (10, 9148792), (16, 5717995), (20, 4574396), (40, 2287198), (80, 1143599), (929, 98480), (1231, 74320), (1858, 49240), (2462, 37160), (3716, 24620), (4645, 19696), (4924, 18580), (6155, 14864), (7432, 12310), (9290, 9848)]