89877640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{132173}}^1$

素因数の和:132201

約数の個数: 32

約数和(自身を含む): 214121880

約数和(自身を除く): 124244240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 132173, 264346, 528692, 660865, 1057384, 1321730, 2246941, 2643460, 4493882, 5286920, 8987764, 11234705, 17975528, 22469410, 44938820, 89877640]

約数ペア:

[(1, 89877640), (2, 44938820), (4, 22469410), (5, 17975528), (8, 11234705), (10, 8987764), (17, 5286920), (20, 4493882), (34, 2643460), (40, 2246941), (68, 1321730), (85, 1057384), (136, 660865), (170, 528692), (340, 264346), (680, 132173)]