104319020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{607}}^1\times {\mathrm{661}}^1$

素因数の和:1290

約数の個数: 48

約数和(自身を含む): 236667648

約数和(自身を除く): 132348628

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 607, 661, 1214, 1322, 2428, 2644, 3035, 3305, 6070, 6610, 7891, 8593, 12140, 13220, 15782, 17186, 31564, 34372, 39455, 42965, 78910, 85930, 157820, 171860, 401227, 802454, 1604908, 2006135, 4012270, 5215951, 8024540, 10431902, 20863804, 26079755, 52159510, 104319020]

約数ペア:

[(1, 104319020), (2, 52159510), (4, 26079755), (5, 20863804), (10, 10431902), (13, 8024540), (20, 5215951), (26, 4012270), (52, 2006135), (65, 1604908), (130, 802454), (260, 401227), (607, 171860), (661, 157820), (1214, 85930), (1322, 78910), (2428, 42965), (2644, 39455), (3035, 34372), (3305, 31564), (6070, 17186), (6610, 15782), (7891, 13220), (8593, 12140)]