63807940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{2903}}^1$

素因数の和:3076

約数の個数: 48

約数和(自身を含む): 154167552

約数和(自身を除く): 90359612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 628, 785, 1099, 1570, 2198, 2903, 3140, 4396, 5495, 5806, 10990, 11612, 14515, 20321, 21980, 29030, 40642, 58060, 81284, 101605, 203210, 406420, 455771, 911542, 1823084, 2278855, 3190397, 4557710, 6380794, 9115420, 12761588, 15951985, 31903970, 63807940]

約数ペア:

[(1, 63807940), (2, 31903970), (4, 15951985), (5, 12761588), (7, 9115420), (10, 6380794), (14, 4557710), (20, 3190397), (28, 2278855), (35, 1823084), (70, 911542), (140, 455771), (157, 406420), (314, 203210), (628, 101605), (785, 81284), (1099, 58060), (1570, 40642), (2198, 29030), (2903, 21980), (3140, 20321), (4396, 14515), (5495, 11612), (5806, 10990)]