64381304

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{3943}}^1$

素因数の和:4119

約数の個数: 32

約数和(自身を含む): 130861920

約数和(自身を除く): 66480616

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 157, 314, 628, 1256, 2041, 3943, 4082, 7886, 8164, 15772, 16328, 31544, 51259, 102518, 205036, 410072, 619051, 1238102, 2476204, 4952408, 8047663, 16095326, 32190652, 64381304]

約数ペア:

[(1, 64381304), (2, 32190652), (4, 16095326), (8, 8047663), (13, 4952408), (26, 2476204), (52, 1238102), (104, 619051), (157, 410072), (314, 205036), (628, 102518), (1256, 51259), (2041, 31544), (3943, 16328), (4082, 15772), (7886, 8164)]