74787505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1277}}^1$

素因数の和:1365

約数の個数: 32

約数和(自身を含む): 104346144

約数和(自身を除く): 29558639

約数列:

[1, 5, 13, 17, 53, 65, 85, 221, 265, 689, 901, 1105, 1277, 3445, 4505, 6385, 11713, 16601, 21709, 58565, 67681, 83005, 108545, 282217, 338405, 879853, 1150577, 1411085, 4399265, 5752885, 14957501, 74787505]

約数ペア:

[(1, 74787505), (5, 14957501), (13, 5752885), (17, 4399265), (53, 1411085), (65, 1150577), (85, 879853), (221, 338405), (265, 282217), (689, 108545), (901, 83005), (1105, 67681), (1277, 58565), (3445, 21709), (4505, 16601), (6385, 11713)]