64128160

素因数分解:

$2^5\times 5^1\times {\mathrm{487}}^1\times {\mathrm{823}}^1$

素因数の和:1325

約数の個数: 48

約数和(自身を含む): 151998336

約数和(自身を除く): 87870176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 487, 823, 974, 1646, 1948, 2435, 3292, 3896, 4115, 4870, 6584, 7792, 8230, 9740, 13168, 15584, 16460, 19480, 26336, 32920, 38960, 65840, 77920, 131680, 400801, 801602, 1603204, 2004005, 3206408, 4008010, 6412816, 8016020, 12825632, 16032040, 32064080, 64128160]

約数ペア:

[(1, 64128160), (2, 32064080), (4, 16032040), (5, 12825632), (8, 8016020), (10, 6412816), (16, 4008010), (20, 3206408), (32, 2004005), (40, 1603204), (80, 801602), (160, 400801), (487, 131680), (823, 77920), (974, 65840), (1646, 38960), (1948, 32920), (2435, 26336), (3292, 19480), (3896, 16460), (4115, 15584), (4870, 13168), (6584, 9740), (7792, 8230)]