64256025

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{953}}^1$

素因数の和:1026

約数の個数: 48

約数和(自身を含む): 113564160

約数和(自身を除く): 49308135

約数列:

[1, 3, 5, 15, 25, 29, 31, 75, 87, 93, 145, 155, 435, 465, 725, 775, 899, 953, 2175, 2325, 2697, 2859, 4495, 4765, 13485, 14295, 22475, 23825, 27637, 29543, 67425, 71475, 82911, 88629, 138185, 147715, 414555, 443145, 690925, 738575, 856747, 2072775, 2215725, 2570241, 4283735, 12851205, 21418675, 64256025]

約数ペア:

[(1, 64256025), (3, 21418675), (5, 12851205), (15, 4283735), (25, 2570241), (29, 2215725), (31, 2072775), (75, 856747), (87, 738575), (93, 690925), (145, 443145), (155, 414555), (435, 147715), (465, 138185), (725, 88629), (775, 82911), (899, 71475), (953, 67425), (2175, 29543), (2325, 27637), (2697, 23825), (2859, 22475), (4495, 14295), (4765, 13485)]