66139480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{787}}^1$

素因数の和:1000

約数の個数: 64

約数和(自身を含む): 163399680

約数和(自身を除く): 97260200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 191, 220, 382, 440, 764, 787, 955, 1528, 1574, 1910, 2101, 3148, 3820, 3935, 4202, 6296, 7640, 7870, 8404, 8657, 10505, 15740, 16808, 17314, 21010, 31480, 34628, 42020, 43285, 69256, 84040, 86570, 150317, 173140, 300634, 346280, 601268, 751585, 1202536, 1503170, 1653487, 3006340, 3306974, 6012680, 6613948, 8267435, 13227896, 16534870, 33069740, 66139480]

約数ペア:

[(1, 66139480), (2, 33069740), (4, 16534870), (5, 13227896), (8, 8267435), (10, 6613948), (11, 6012680), (20, 3306974), (22, 3006340), (40, 1653487), (44, 1503170), (55, 1202536), (88, 751585), (110, 601268), (191, 346280), (220, 300634), (382, 173140), (440, 150317), (764, 86570), (787, 84040), (955, 69256), (1528, 43285), (1574, 42020), (1910, 34628), (2101, 31480), (3148, 21010), (3820, 17314), (3935, 16808), (4202, 15740), (6296, 10505), (7640, 8657), (7870, 8404)]