80750644

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{991}}^1\times {\mathrm{1567}}^1$

素因数の和:2575

約数の個数: 24

約数和(自身を含む): 152434688

約数和(自身を除く): 71684044

約数列:

[1, 2, 4, 13, 26, 52, 991, 1567, 1982, 3134, 3964, 6268, 12883, 20371, 25766, 40742, 51532, 81484, 1552897, 3105794, 6211588, 20187661, 40375322, 80750644]

約数ペア:

[(1, 80750644), (2, 40375322), (4, 20187661), (13, 6211588), (26, 3105794), (52, 1552897), (991, 81484), (1567, 51532), (1982, 40742), (3134, 25766), (3964, 20371), (6268, 12883)]