66455870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{39323}}^1$

素因数の和:39356

約数の個数: 24

約数和(自身を含む): 129533256

約数和(自身を除く): 63077386

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 39323, 78646, 196615, 393230, 511199, 1022398, 2555995, 5111990, 6645587, 13291174, 33227935, 66455870]

約数ペア:

[(1, 66455870), (2, 33227935), (5, 13291174), (10, 6645587), (13, 5111990), (26, 2555995), (65, 1022398), (130, 511199), (169, 393230), (338, 196615), (845, 78646), (1690, 39323)]