72740650

素因数分解:

$2^1\times 5^2\times {\mathrm{409}}^1\times {\mathrm{3557}}^1$

素因数の和:3978

約数の個数: 24

約数和(自身を含む): 135666540

約数和(自身を除く): 62925890

約数列:

[1, 2, 5, 10, 25, 50, 409, 818, 2045, 3557, 4090, 7114, 10225, 17785, 20450, 35570, 88925, 177850, 1454813, 2909626, 7274065, 14548130, 36370325, 72740650]

約数ペア:

[(1, 72740650), (2, 36370325), (5, 14548130), (10, 7274065), (25, 2909626), (50, 1454813), (409, 177850), (818, 88925), (2045, 35570), (3557, 20450), (4090, 17785), (7114, 10225)]