68873025

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{70639}}^1$

素因数の和:70665

約数の個数: 24

約数和(自身を含む): 122631040

約数和(自身を除く): 53758015

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 70639, 211917, 353195, 918307, 1059585, 1765975, 2754921, 4591535, 5297925, 13774605, 22957675, 68873025]

約数ペア:

[(1, 68873025), (3, 22957675), (5, 13774605), (13, 5297925), (15, 4591535), (25, 2754921), (39, 1765975), (65, 1059585), (75, 918307), (195, 353195), (325, 211917), (975, 70639)]