2560285

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 4015872

約数和(自身を除く): 1455587

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 221, 331, 455, 595, 1105, 1547, 1655, 2317, 4303, 5627, 7735, 11585, 21515, 28135, 30121, 39389, 73151, 150605, 196945, 365755, 512057, 2560285]

約数ペア:

[(1, 2560285), (5, 512057), (7, 365755), (13, 196945), (17, 150605), (35, 73151), (65, 39389), (85, 30121), (91, 28135), (119, 21515), (221, 11585), (331, 7735), (455, 5627), (595, 4303), (1105, 2317), (1547, 1655)]