64797668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{7937}}^1$

素因数の和:8111

約数の個数: 24

約数和(自身を含む): 122911992

約数和(自身を除く): 58114324

約数列:

[1, 2, 4, 13, 26, 52, 157, 314, 628, 2041, 4082, 7937, 8164, 15874, 31748, 103181, 206362, 412724, 1246109, 2492218, 4984436, 16199417, 32398834, 64797668]

約数ペア:

[(1, 64797668), (2, 32398834), (4, 16199417), (13, 4984436), (26, 2492218), (52, 1246109), (157, 412724), (314, 206362), (628, 103181), (2041, 31748), (4082, 15874), (7937, 8164)]