87886760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{13001}}^1$

素因数の和:13038

約数の個数: 48

約数和(自身を含む): 214142940

約数和(自身を除く): 126256180

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 13001, 26002, 52004, 65005, 104008, 130010, 169013, 260020, 338026, 520040, 676052, 845065, 1352104, 1690130, 2197169, 3380260, 4394338, 6760520, 8788676, 10985845, 17577352, 21971690, 43943380, 87886760]

約数ペア:

[(1, 87886760), (2, 43943380), (4, 21971690), (5, 17577352), (8, 10985845), (10, 8788676), (13, 6760520), (20, 4394338), (26, 3380260), (40, 2197169), (52, 1690130), (65, 1352104), (104, 845065), (130, 676052), (169, 520040), (260, 338026), (338, 260020), (520, 169013), (676, 130010), (845, 104008), (1352, 65005), (1690, 52004), (3380, 26002), (6760, 13001)]