81811830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{37357}}^1$

素因数の和:37440

約数の個数: 32

約数和(自身を含む): 199043424

約数和(自身を除く): 117231594

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 73, 146, 219, 365, 438, 730, 1095, 2190, 37357, 74714, 112071, 186785, 224142, 373570, 560355, 1120710, 2727061, 5454122, 8181183, 13635305, 16362366, 27270610, 40905915, 81811830]

約数ペア:

[(1, 81811830), (2, 40905915), (3, 27270610), (5, 16362366), (6, 13635305), (10, 8181183), (15, 5454122), (30, 2727061), (73, 1120710), (146, 560355), (219, 373570), (365, 224142), (438, 186785), (730, 112071), (1095, 74714), (2190, 37357)]