67954780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{743}}^1$

素因数の和:1038

約数の個数: 48

約数和(自身を含む): 151865280

約数和(自身を除く): 83910500

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 269, 340, 538, 743, 1076, 1345, 1486, 2690, 2972, 3715, 4573, 5380, 7430, 9146, 12631, 14860, 18292, 22865, 25262, 45730, 50524, 63155, 91460, 126310, 199867, 252620, 399734, 799468, 999335, 1998670, 3397739, 3997340, 6795478, 13590956, 16988695, 33977390, 67954780]

約数ペア:

[(1, 67954780), (2, 33977390), (4, 16988695), (5, 13590956), (10, 6795478), (17, 3997340), (20, 3397739), (34, 1998670), (68, 999335), (85, 799468), (170, 399734), (269, 252620), (340, 199867), (538, 126310), (743, 91460), (1076, 63155), (1345, 50524), (1486, 45730), (2690, 25262), (2972, 22865), (3715, 18292), (4573, 14860), (5380, 12631), (7430, 9146)]