1901473925

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{23687}}^1$

素因数の和:23742

約数の個数: 36

約数和(自身を含む): 2687640480

約数和(自身を除く): 786166555

約数列:

[1, 5, 13, 19, 25, 65, 95, 169, 247, 325, 475, 845, 1235, 3211, 4225, 6175, 16055, 23687, 80275, 118435, 307931, 450053, 592175, 1539655, 2250265, 4003103, 5850689, 7698275, 11251325, 20015515, 29253445, 76058957, 100077575, 146267225, 380294785, 1901473925]

約数ペア:

[(1, 1901473925), (5, 380294785), (13, 146267225), (19, 100077575), (25, 76058957), (65, 29253445), (95, 20015515), (169, 11251325), (247, 7698275), (325, 5850689), (475, 4003103), (845, 2250265), (1235, 1539655), (3211, 592175), (4225, 450053), (6175, 307931), (16055, 118435), (23687, 80275)]