90964900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{419}}^1$

素因数の和:613

約数の個数: 72

約数和(自身を含む): 214361280

約数和(自身を除く): 123396380

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 167, 260, 325, 334, 419, 650, 668, 835, 838, 1300, 1670, 1676, 2095, 2171, 3340, 4175, 4190, 4342, 5447, 8350, 8380, 8684, 10475, 10855, 10894, 16700, 20950, 21710, 21788, 27235, 41900, 43420, 54275, 54470, 69973, 108550, 108940, 136175, 139946, 217100, 272350, 279892, 349865, 544700, 699730, 909649, 1399460, 1749325, 1819298, 3498650, 3638596, 4548245, 6997300, 9096490, 18192980, 22741225, 45482450, 90964900]

約数ペア:

[(1, 90964900), (2, 45482450), (4, 22741225), (5, 18192980), (10, 9096490), (13, 6997300), (20, 4548245), (25, 3638596), (26, 3498650), (50, 1819298), (52, 1749325), (65, 1399460), (100, 909649), (130, 699730), (167, 544700), (260, 349865), (325, 279892), (334, 272350), (419, 217100), (650, 139946), (668, 136175), (835, 108940), (838, 108550), (1300, 69973), (1670, 54470), (1676, 54275), (2095, 43420), (2171, 41900), (3340, 27235), (4175, 21788), (4190, 21710), (4342, 20950), (5447, 16700), (8350, 10894), (8380, 10855), (8684, 10475)]