30320625

素因数分解:

$3^1\times 5^4\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:283

約数の個数: 40

約数和(自身を含む): 51333568

約数和(自身を除く): 21012943

約数列:

[1, 3, 5, 15, 25, 75, 103, 125, 157, 309, 375, 471, 515, 625, 785, 1545, 1875, 2355, 2575, 3925, 7725, 11775, 12875, 16171, 19625, 38625, 48513, 58875, 64375, 80855, 98125, 193125, 242565, 294375, 404275, 1212825, 2021375, 6064125, 10106875, 30320625]

約数ペア:

[(1, 30320625), (3, 10106875), (5, 6064125), (15, 2021375), (25, 1212825), (75, 404275), (103, 294375), (125, 242565), (157, 193125), (309, 98125), (375, 80855), (471, 64375), (515, 58875), (625, 48513), (785, 38625), (1545, 19625), (1875, 16171), (2355, 12875), (2575, 11775), (3925, 7725)]