66877360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{75997}}^1$

素因数の和:76021

約数の個数: 40

約数和(自身を含む): 169627536

約数和(自身を除く): 102750176

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 75997, 151994, 303988, 379985, 607976, 759970, 835967, 1215952, 1519940, 1671934, 3039880, 3343868, 4179835, 6079760, 6687736, 8359670, 13375472, 16719340, 33438680, 66877360]

約数ペア:

[(1, 66877360), (2, 33438680), (4, 16719340), (5, 13375472), (8, 8359670), (10, 6687736), (11, 6079760), (16, 4179835), (20, 3343868), (22, 3039880), (40, 1671934), (44, 1519940), (55, 1215952), (80, 835967), (88, 759970), (110, 607976), (176, 379985), (220, 303988), (440, 151994), (880, 75997)]