82855760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79669}}^1$

素因数の和:79695

約数の個数: 40

約数和(自身を含む): 207460680

約数和(自身を除く): 124604920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 79669, 159338, 318676, 398345, 637352, 796690, 1035697, 1274704, 1593380, 2071394, 3186760, 4142788, 5178485, 6373520, 8285576, 10356970, 16571152, 20713940, 41427880, 82855760]

約数ペア:

[(1, 82855760), (2, 41427880), (4, 20713940), (5, 16571152), (8, 10356970), (10, 8285576), (13, 6373520), (16, 5178485), (20, 4142788), (26, 3186760), (40, 2071394), (52, 1593380), (65, 1274704), (80, 1035697), (104, 796690), (130, 637352), (208, 398345), (260, 318676), (520, 159338), (1040, 79669)]