8578960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:212

約数の個数: 80

約数和(自身を含む): 21967344

約数和(自身を除く): 13388384

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 73, 80, 104, 113, 130, 146, 208, 226, 260, 292, 365, 452, 520, 565, 584, 730, 904, 949, 1040, 1130, 1168, 1460, 1469, 1808, 1898, 2260, 2920, 2938, 3796, 4520, 4745, 5840, 5876, 7345, 7592, 8249, 9040, 9490, 11752, 14690, 15184, 16498, 18980, 23504, 29380, 32996, 37960, 41245, 58760, 65992, 75920, 82490, 107237, 117520, 131984, 164980, 214474, 329960, 428948, 536185, 659920, 857896, 1072370, 1715792, 2144740, 4289480, 8578960]

約数ペア:

[(1, 8578960), (2, 4289480), (4, 2144740), (5, 1715792), (8, 1072370), (10, 857896), (13, 659920), (16, 536185), (20, 428948), (26, 329960), (40, 214474), (52, 164980), (65, 131984), (73, 117520), (80, 107237), (104, 82490), (113, 75920), (130, 65992), (146, 58760), (208, 41245), (226, 37960), (260, 32996), (292, 29380), (365, 23504), (452, 18980), (520, 16498), (565, 15184), (584, 14690), (730, 11752), (904, 9490), (949, 9040), (1040, 8249), (1130, 7592), (1168, 7345), (1460, 5876), (1469, 5840), (1808, 4745), (1898, 4520), (2260, 3796), (2920, 2938)]