31970900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{24593}}^1$

素因数の和:24620

約数の個数: 36

約数和(自身を含む): 74716572

約数和(自身を除く): 42745672

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 24593, 49186, 98372, 122965, 245930, 319709, 491860, 614825, 639418, 1229650, 1278836, 1598545, 2459300, 3197090, 6394180, 7992725, 15985450, 31970900]

約数ペア:

[(1, 31970900), (2, 15985450), (4, 7992725), (5, 6394180), (10, 3197090), (13, 2459300), (20, 1598545), (25, 1278836), (26, 1229650), (50, 639418), (52, 614825), (65, 491860), (100, 319709), (130, 245930), (260, 122965), (325, 98372), (650, 49186), (1300, 24593)]