54806980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{487}}^1$

素因数の和:844

約数の個数: 48

約数和(自身を含む): 122484096

約数和(自身を除く): 67677116

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 331, 340, 487, 662, 974, 1324, 1655, 1948, 2435, 3310, 4870, 5627, 6620, 8279, 9740, 11254, 16558, 22508, 28135, 33116, 41395, 56270, 82790, 112540, 161197, 165580, 322394, 644788, 805985, 1611970, 2740349, 3223940, 5480698, 10961396, 13701745, 27403490, 54806980]

約数ペア:

[(1, 54806980), (2, 27403490), (4, 13701745), (5, 10961396), (10, 5480698), (17, 3223940), (20, 2740349), (34, 1611970), (68, 805985), (85, 644788), (170, 322394), (331, 165580), (340, 161197), (487, 112540), (662, 82790), (974, 56270), (1324, 41395), (1655, 33116), (1948, 28135), (2435, 22508), (3310, 16558), (4870, 11254), (5627, 9740), (6620, 8279)]