157090229990

素因数分解:

$2^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1531}}^1\times {\mathrm{40879}}^1$

素因数の和:42668

約数の個数: 32

約数和(自身を含む): 284081333760

約数和(自身を除く): 126991103770

約数列:

[1, 2, 5, 10, 251, 502, 1255, 1531, 2510, 3062, 7655, 15310, 40879, 81758, 204395, 384281, 408790, 768562, 1921405, 3842810, 10260629, 20521258, 51303145, 62585749, 102606290, 125171498, 312928745, 625857490, 15709022999, 31418045998, 78545114995, 157090229990]

約数ペア:

[(1, 157090229990), (2, 78545114995), (5, 31418045998), (10, 15709022999), (251, 625857490), (502, 312928745), (1255, 125171498), (1531, 102606290), (2510, 62585749), (3062, 51303145), (7655, 20521258), (15310, 10260629), (40879, 3842810), (81758, 1921405), (204395, 768562), (384281, 408790)]