72430625

素因数分解:

$5^4\times {\mathrm{17}}^2\times {\mathrm{401}}^1$

素因数の和:455

約数の個数: 30

約数和(自身を含む): 96386334

約数和(自身を除く): 23955709

約数列:

[1, 5, 17, 25, 85, 125, 289, 401, 425, 625, 1445, 2005, 2125, 6817, 7225, 10025, 10625, 34085, 36125, 50125, 115889, 170425, 180625, 250625, 579445, 852125, 2897225, 4260625, 14486125, 72430625]

約数ペア:

[(1, 72430625), (5, 14486125), (17, 4260625), (25, 2897225), (85, 852125), (125, 579445), (289, 250625), (401, 180625), (425, 170425), (625, 115889), (1445, 50125), (2005, 36125), (2125, 34085), (6817, 10625), (7225, 10025)]