31617680

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{7457}}^1$

素因数の和:7523

約数の個数: 40

約数和(自身を含む): 74908152

約数和(自身を除く): 43290472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 7457, 14914, 29828, 37285, 59656, 74570, 119312, 149140, 298280, 395221, 596560, 790442, 1580884, 1976105, 3161768, 3952210, 6323536, 7904420, 15808840, 31617680]

約数ペア:

[(1, 31617680), (2, 15808840), (4, 7904420), (5, 6323536), (8, 3952210), (10, 3161768), (16, 1976105), (20, 1580884), (40, 790442), (53, 596560), (80, 395221), (106, 298280), (212, 149140), (265, 119312), (424, 74570), (530, 59656), (848, 37285), (1060, 29828), (2120, 14914), (4240, 7457)]