63978280

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{34031}}^1$

素因数の和:34089

約数の個数: 32

約数和(自身を含む): 147018240

約数和(自身を除く): 83039960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 34031, 68062, 136124, 170155, 272248, 340310, 680620, 1361240, 1599457, 3198914, 6397828, 7997285, 12795656, 15994570, 31989140, 63978280]

約数ペア:

[(1, 63978280), (2, 31989140), (4, 15994570), (5, 12795656), (8, 7997285), (10, 6397828), (20, 3198914), (40, 1599457), (47, 1361240), (94, 680620), (188, 340310), (235, 272248), (376, 170155), (470, 136124), (940, 68062), (1880, 34031)]