64729925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{1319}}^1$

素因数の和:1493

約数の個数: 24

約数和(自身を含む): 87077760

約数和(自身を除く): 22347835

約数列:

[1, 5, 13, 25, 65, 151, 325, 755, 1319, 1963, 3775, 6595, 9815, 17147, 32975, 49075, 85735, 199169, 428675, 995845, 2589197, 4979225, 12945985, 64729925]

約数ペア:

[(1, 64729925), (5, 12945985), (13, 4979225), (25, 2589197), (65, 995845), (151, 428675), (325, 199169), (755, 85735), (1319, 49075), (1963, 32975), (3775, 17147), (6595, 9815)]