78895652

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{20147}}^1$

素因数の和:20251

約数の個数: 24

約数和(自身を含む): 152318880

約数和(自身を除く): 73423228

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 979, 1958, 3916, 20147, 40294, 80588, 221617, 443234, 886468, 1793083, 3586166, 7172332, 19723913, 39447826, 78895652]

約数ペア:

[(1, 78895652), (2, 39447826), (4, 19723913), (11, 7172332), (22, 3586166), (44, 1793083), (89, 886468), (178, 443234), (356, 221617), (979, 80588), (1958, 40294), (3916, 20147)]