24868025

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 40247424

約数和(自身を除く): 15379399

約数列:

[1, 5, 7, 13, 17, 25, 35, 65, 85, 91, 119, 175, 221, 325, 425, 455, 595, 643, 1105, 1547, 2275, 2975, 3215, 4501, 5525, 7735, 8359, 10931, 16075, 22505, 38675, 41795, 54655, 58513, 76517, 112525, 142103, 208975, 273275, 292565, 382585, 710515, 994721, 1462825, 1912925, 3552575, 4973605, 24868025]

約数ペア:

[(1, 24868025), (5, 4973605), (7, 3552575), (13, 1912925), (17, 1462825), (25, 994721), (35, 710515), (65, 382585), (85, 292565), (91, 273275), (119, 208975), (175, 142103), (221, 112525), (325, 76517), (425, 58513), (455, 54655), (595, 41795), (643, 38675), (1105, 22505), (1547, 16075), (2275, 10931), (2975, 8359), (3215, 7735), (4501, 5525)]