66723640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{98123}}^1$

素因数の和:98151

約数の個数: 32

約数和(自身を含む): 158960880

約数和(自身を除く): 92237240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 98123, 196246, 392492, 490615, 784984, 981230, 1668091, 1962460, 3336182, 3924920, 6672364, 8340455, 13344728, 16680910, 33361820, 66723640]

約数ペア:

[(1, 66723640), (2, 33361820), (4, 16680910), (5, 13344728), (8, 8340455), (10, 6672364), (17, 3924920), (20, 3336182), (34, 1962460), (40, 1668091), (68, 981230), (85, 784984), (136, 490615), (170, 392492), (340, 196246), (680, 98123)]