65325865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{457}}^1$

素因数の和:609

約数の個数: 32

約数和(自身を含む): 90222336

約数和(自身を除く): 24896471

約数列:

[1, 5, 11, 23, 55, 113, 115, 253, 457, 565, 1243, 1265, 2285, 2599, 5027, 6215, 10511, 12995, 25135, 28589, 51641, 52555, 115621, 142945, 258205, 568051, 578105, 1187743, 2840255, 5938715, 13065173, 65325865]

約数ペア:

[(1, 65325865), (5, 13065173), (11, 5938715), (23, 2840255), (55, 1187743), (113, 578105), (115, 568051), (253, 258205), (457, 142945), (565, 115621), (1243, 52555), (1265, 51641), (2285, 28589), (2599, 25135), (5027, 12995), (6215, 10511)]