78992980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{2287}}^1$

素因数の和:2464

約数の個数: 48

約数和(自身を含む): 182198016

約数和(自身を除く): 103205036

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 157, 220, 314, 628, 785, 1570, 1727, 2287, 3140, 3454, 4574, 6908, 8635, 9148, 11435, 17270, 22870, 25157, 34540, 45740, 50314, 100628, 125785, 251570, 359059, 503140, 718118, 1436236, 1795295, 3590590, 3949649, 7181180, 7899298, 15798596, 19748245, 39496490, 78992980]

約数ペア:

[(1, 78992980), (2, 39496490), (4, 19748245), (5, 15798596), (10, 7899298), (11, 7181180), (20, 3949649), (22, 3590590), (44, 1795295), (55, 1436236), (110, 718118), (157, 503140), (220, 359059), (314, 251570), (628, 125785), (785, 100628), (1570, 50314), (1727, 45740), (2287, 34540), (3140, 25157), (3454, 22870), (4574, 17270), (6908, 11435), (8635, 9148)]