66727720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{98129}}^1$

素因数の和:98157

約数の個数: 32

約数和(自身を含む): 158970600

約数和(自身を除く): 92242880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 98129, 196258, 392516, 490645, 785032, 981290, 1668193, 1962580, 3336386, 3925160, 6672772, 8340965, 13345544, 16681930, 33363860, 66727720]

約数ペア:

[(1, 66727720), (2, 33363860), (4, 16681930), (5, 13345544), (8, 8340965), (10, 6672772), (17, 3925160), (20, 3336386), (34, 1962580), (40, 1668193), (68, 981290), (85, 785032), (136, 490645), (170, 392516), (340, 196258), (680, 98129)]