289507525

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{229}}^1\times {\mathrm{829}}^1$

素因数の和:1129

約数の個数: 24

約数和(自身を含む): 366909800

約数和(自身を除く): 77402275

約数列:

[1, 5, 25, 61, 229, 305, 829, 1145, 1525, 4145, 5725, 13969, 20725, 50569, 69845, 189841, 252845, 349225, 949205, 1264225, 4746025, 11580301, 57901505, 289507525]

約数ペア:

[(1, 289507525), (5, 57901505), (25, 11580301), (61, 4746025), (229, 1264225), (305, 949205), (829, 349225), (1145, 252845), (1525, 189841), (4145, 69845), (5725, 50569), (13969, 20725)]