664487710

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{787}}^1\times {\mathrm{3671}}^1$

素因数の和:4488

約数の個数: 32

約数和(自身を含む): 1250007552

約数和(自身を除く): 585519842

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 787, 1574, 3671, 3935, 7342, 7870, 18101, 18355, 36202, 36710, 84433, 90505, 168866, 181010, 422165, 844330, 2889077, 5778154, 14445385, 28890770, 66448771, 132897542, 332243855, 664487710]

約数ペア:

[(1, 664487710), (2, 332243855), (5, 132897542), (10, 66448771), (23, 28890770), (46, 14445385), (115, 5778154), (230, 2889077), (787, 844330), (1574, 422165), (3671, 181010), (3935, 168866), (7342, 90505), (7870, 84433), (18101, 36710), (18355, 36202)]