81028012

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{937}}^1\times {\mathrm{1663}}^1$

素因数の和:2617

約数の個数: 24

約数和(自身を含む): 152961536

約数和(自身を除く): 71933524

約数列:

[1, 2, 4, 13, 26, 52, 937, 1663, 1874, 3326, 3748, 6652, 12181, 21619, 24362, 43238, 48724, 86476, 1558231, 3116462, 6232924, 20257003, 40514006, 81028012]

約数ペア:

[(1, 81028012), (2, 40514006), (4, 20257003), (13, 6232924), (26, 3116462), (52, 1558231), (937, 86476), (1663, 48724), (1874, 43238), (3326, 24362), (3748, 21619), (6652, 12181)]