90380955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:316

約数の個数: 64

約数和(自身を含む): 170846208

約数和(自身を除く): 80465253

約数列:

[1, 3, 5, 7, 15, 21, 35, 61, 103, 105, 137, 183, 305, 309, 411, 427, 515, 685, 721, 915, 959, 1281, 1545, 2055, 2135, 2163, 2877, 3605, 4795, 6283, 6405, 8357, 10815, 14111, 14385, 18849, 25071, 31415, 41785, 42333, 43981, 58499, 70555, 94245, 98777, 125355, 131943, 175497, 211665, 219905, 292495, 296331, 493885, 659715, 860771, 877485, 1481655, 2582313, 4303855, 6025397, 12911565, 18076191, 30126985, 90380955]

約数ペア:

[(1, 90380955), (3, 30126985), (5, 18076191), (7, 12911565), (15, 6025397), (21, 4303855), (35, 2582313), (61, 1481655), (103, 877485), (105, 860771), (137, 659715), (183, 493885), (305, 296331), (309, 292495), (411, 219905), (427, 211665), (515, 175497), (685, 131943), (721, 125355), (915, 98777), (959, 94245), (1281, 70555), (1545, 58499), (2055, 43981), (2135, 42333), (2163, 41785), (2877, 31415), (3605, 25071), (4795, 18849), (6283, 14385), (6405, 14111), (8357, 10815)]