25331165

素因数分解:

$5^1\times {\mathrm{23}}^2\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:269

約数の個数: 24

約数和(自身を含む): 32503128

約数和(自身を除く): 7171963

約数列:

[1, 5, 23, 61, 115, 157, 305, 529, 785, 1403, 2645, 3611, 7015, 9577, 18055, 32269, 47885, 83053, 161345, 220271, 415265, 1101355, 5066233, 25331165]

約数ペア:

[(1, 25331165), (5, 5066233), (23, 1101355), (61, 415265), (115, 220271), (157, 161345), (305, 83053), (529, 47885), (785, 32269), (1403, 18055), (2645, 9577), (3611, 7015)]