81723676

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{2617}}^1$

素因数の和:2869

約数の個数: 24

約数和(自身を含む): 147634256

約数和(自身を除く): 65910580

約数列:

[1, 2, 4, 37, 74, 148, 211, 422, 844, 2617, 5234, 7807, 10468, 15614, 31228, 96829, 193658, 387316, 552187, 1104374, 2208748, 20430919, 40861838, 81723676]

約数ペア:

[(1, 81723676), (2, 40861838), (4, 20430919), (37, 2208748), (74, 1104374), (148, 552187), (211, 387316), (422, 193658), (844, 96829), (2617, 31228), (5234, 15614), (7807, 10468)]