165067240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317437}}^1$

素因数の和:317461

約数の個数: 32

約数和(自身を含む): 399971880

約数和(自身を除く): 234904640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 317437, 634874, 1269748, 1587185, 2539496, 3174370, 4126681, 6348740, 8253362, 12697480, 16506724, 20633405, 33013448, 41266810, 82533620, 165067240]

約数ペア:

[(1, 165067240), (2, 82533620), (4, 41266810), (5, 33013448), (8, 20633405), (10, 16506724), (13, 12697480), (20, 8253362), (26, 6348740), (40, 4126681), (52, 3174370), (65, 2539496), (104, 1587185), (130, 1269748), (260, 634874), (520, 317437)]