966141875

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{90931}}^1$

素因数の和:90968

約数の個数: 20

約数和(自身を含む): 1278322056

約数和(自身を除く): 312180181

約数列:

[1, 5, 17, 25, 85, 125, 425, 625, 2125, 10625, 90931, 454655, 1545827, 2273275, 7729135, 11366375, 38645675, 56831875, 193228375, 966141875]

約数ペア:

[(1, 966141875), (5, 193228375), (17, 56831875), (25, 38645675), (85, 11366375), (125, 7729135), (425, 2273275), (625, 1545827), (2125, 454655), (10625, 90931)]