85781770

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1\times {\mathrm{887}}^1$

素因数の和:1422

約数の個数: 32

約数和(自身を含む): 163036800

約数和(自身を除く): 77255030

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 509, 887, 1018, 1774, 2545, 4435, 5090, 8870, 9671, 16853, 19342, 33706, 48355, 84265, 96710, 168530, 451483, 902966, 2257415, 4514830, 8578177, 17156354, 42890885, 85781770]

約数ペア:

[(1, 85781770), (2, 42890885), (5, 17156354), (10, 8578177), (19, 4514830), (38, 2257415), (95, 902966), (190, 451483), (509, 168530), (887, 96710), (1018, 84265), (1774, 48355), (2545, 33706), (4435, 19342), (5090, 16853), (8870, 9671)]