72096520

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{12967}}^1$

素因数の和:13117

約数の個数: 32

約数和(自身を含む): 163396800

約数和(自身を除く): 91300280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 12967, 25934, 51868, 64835, 103736, 129670, 259340, 518680, 1802413, 3604826, 7209652, 9012065, 14419304, 18024130, 36048260, 72096520]

約数ペア:

[(1, 72096520), (2, 36048260), (4, 18024130), (5, 14419304), (8, 9012065), (10, 7209652), (20, 3604826), (40, 1802413), (139, 518680), (278, 259340), (556, 129670), (695, 103736), (1112, 64835), (1390, 51868), (2780, 25934), (5560, 12967)]