28610900

素因数分解:

$2^2\times 5^2\times {\mathrm{223}}^1\times {\mathrm{1283}}^1$

素因数の和:1520

約数の個数: 36

約数和(自身を含む): 62412672

約数和(自身を除く): 33801772

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 223, 446, 892, 1115, 1283, 2230, 2566, 4460, 5132, 5575, 6415, 11150, 12830, 22300, 25660, 32075, 64150, 128300, 286109, 572218, 1144436, 1430545, 2861090, 5722180, 7152725, 14305450, 28610900]

約数ペア:

[(1, 28610900), (2, 14305450), (4, 7152725), (5, 5722180), (10, 2861090), (20, 1430545), (25, 1144436), (50, 572218), (100, 286109), (223, 128300), (446, 64150), (892, 32075), (1115, 25660), (1283, 22300), (2230, 12830), (2566, 11150), (4460, 6415), (5132, 5575)]