31702480

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{7477}}^1$

素因数の和:7543

約数の個数: 40

約数和(自身を含む): 75109032

約数和(自身を除く): 43406552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 7477, 14954, 29908, 37385, 59816, 74770, 119632, 149540, 299080, 396281, 598160, 792562, 1585124, 1981405, 3170248, 3962810, 6340496, 7925620, 15851240, 31702480]

約数ペア:

[(1, 31702480), (2, 15851240), (4, 7925620), (5, 6340496), (8, 3962810), (10, 3170248), (16, 1981405), (20, 1585124), (40, 792562), (53, 598160), (80, 396281), (106, 299080), (212, 149540), (265, 119632), (424, 74770), (530, 59816), (848, 37385), (1060, 29908), (2120, 14954), (4240, 7477)]