61297325

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7591}}^1$

素因数の和:7637

約数の個数: 24

約数和(自身を含む): 84726720

約数和(自身を除く): 23429395

約数列:

[1, 5, 17, 19, 25, 85, 95, 323, 425, 475, 1615, 7591, 8075, 37955, 129047, 144229, 189775, 645235, 721145, 2451893, 3226175, 3605725, 12259465, 61297325]

約数ペア:

[(1, 61297325), (5, 12259465), (17, 3605725), (19, 3226175), (25, 2451893), (85, 721145), (95, 645235), (323, 189775), (425, 144229), (475, 129047), (1615, 37955), (7591, 8075)]