67210280

素因数分解:

$2^3\times 5^1\times {\mathrm{569}}^1\times {\mathrm{2953}}^1$

素因数の和:3533

約数の個数: 32

約数和(自身を含む): 151540200

約数和(自身を除く): 84329920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 569, 1138, 2276, 2845, 2953, 4552, 5690, 5906, 11380, 11812, 14765, 22760, 23624, 29530, 59060, 118120, 1680257, 3360514, 6721028, 8401285, 13442056, 16802570, 33605140, 67210280]

約数ペア:

[(1, 67210280), (2, 33605140), (4, 16802570), (5, 13442056), (8, 8401285), (10, 6721028), (20, 3360514), (40, 1680257), (569, 118120), (1138, 59060), (2276, 29530), (2845, 23624), (2953, 22760), (4552, 14765), (5690, 11812), (5906, 11380)]