66395180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107089}}^1$

素因数の和:107129

約数の個数: 24

約数和(自身を含む): 143928960

約数和(自身を除く): 77533780

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 107089, 214178, 428356, 535445, 1070890, 2141780, 3319759, 6639518, 13279036, 16598795, 33197590, 66395180]

約数ペア:

[(1, 66395180), (2, 33197590), (4, 16598795), (5, 13279036), (10, 6639518), (20, 3319759), (31, 2141780), (62, 1070890), (124, 535445), (155, 428356), (310, 214178), (620, 107089)]