65727260

素因数分解:

$2^2\times 5^1\times {\mathrm{839}}^1\times {\mathrm{3917}}^1$

素因数の和:4765

約数の個数: 24

約数和(自身を含む): 138227040

約数和(自身を除く): 72499780

約数列:

[1, 2, 4, 5, 10, 20, 839, 1678, 3356, 3917, 4195, 7834, 8390, 15668, 16780, 19585, 39170, 78340, 3286363, 6572726, 13145452, 16431815, 32863630, 65727260]

約数ペア:

[(1, 65727260), (2, 32863630), (4, 16431815), (5, 13145452), (10, 6572726), (20, 3286363), (839, 78340), (1678, 39170), (3356, 19585), (3917, 16780), (4195, 15668), (7834, 8390)]