61153640

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{6091}}^1$

素因数の和:6353

約数の個数: 32

約数和(自身を含む): 138166560

約数和(自身を除く): 77012920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 5020, 6091, 10040, 12182, 24364, 30455, 48728, 60910, 121820, 243640, 1528841, 3057682, 6115364, 7644205, 12230728, 15288410, 30576820, 61153640]

約数ペア:

[(1, 61153640), (2, 30576820), (4, 15288410), (5, 12230728), (8, 7644205), (10, 6115364), (20, 3057682), (40, 1528841), (251, 243640), (502, 121820), (1004, 60910), (1255, 48728), (2008, 30455), (2510, 24364), (5020, 12182), (6091, 10040)]