2888891596825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{75521}}^1\times {\mathrm{117701}}^1$

素因数の和:193245

約数の個数: 24

約数和(自身を含む): 3857865252696

約数和(自身を除く): 968973655871

約数列:

[1, 5, 13, 25, 65, 325, 75521, 117701, 377605, 588505, 981773, 1530113, 1888025, 2942525, 4908865, 7650565, 24544325, 38252825, 8888897221, 44444486105, 115555663873, 222222430525, 577778319365, 2888891596825]

約数ペア:

[(1, 2888891596825), (5, 577778319365), (13, 222222430525), (25, 115555663873), (65, 44444486105), (325, 8888897221), (75521, 38252825), (117701, 24544325), (377605, 7650565), (588505, 4908865), (981773, 2942525), (1530113, 1888025)]