7405625

素因数分解:

$5^4\times {\mathrm{17}}^2\times {\mathrm{41}}^1$

素因数の和:95

約数の個数: 30

約数和(自身を含む): 10070214

約数和(自身を除く): 2664589

約数列:

[1, 5, 17, 25, 41, 85, 125, 205, 289, 425, 625, 697, 1025, 1445, 2125, 3485, 5125, 7225, 10625, 11849, 17425, 25625, 36125, 59245, 87125, 180625, 296225, 435625, 1481125, 7405625]

約数ペア:

[(1, 7405625), (5, 1481125), (17, 435625), (25, 296225), (41, 180625), (85, 87125), (125, 59245), (205, 36125), (289, 25625), (425, 17425), (625, 11849), (697, 10625), (1025, 7225), (1445, 5125), (2125, 3485)]