160990780

素因数分解:

$2^2\times 5^1\times {\mathrm{541}}^1\times {\mathrm{14879}}^1$

素因数の和:15429

約数の個数: 24

約数和(自身を含む): 338728320

約数和(自身を除く): 177737540

約数列:

[1, 2, 4, 5, 10, 20, 541, 1082, 2164, 2705, 5410, 10820, 14879, 29758, 59516, 74395, 148790, 297580, 8049539, 16099078, 32198156, 40247695, 80495390, 160990780]

約数ペア:

[(1, 160990780), (2, 80495390), (4, 40247695), (5, 32198156), (10, 16099078), (20, 8049539), (541, 297580), (1082, 148790), (2164, 74395), (2705, 59516), (5410, 29758), (10820, 14879)]