67518100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{311}}^1$

素因数の和:505

約数の個数: 72

約数和(自身を含む): 159239808

約数和(自身を除く): 91721708

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 167, 260, 311, 325, 334, 622, 650, 668, 835, 1244, 1300, 1555, 1670, 2171, 3110, 3340, 4043, 4175, 4342, 6220, 7775, 8086, 8350, 8684, 10855, 15550, 16172, 16700, 20215, 21710, 31100, 40430, 43420, 51937, 54275, 80860, 101075, 103874, 108550, 202150, 207748, 217100, 259685, 404300, 519370, 675181, 1038740, 1298425, 1350362, 2596850, 2700724, 3375905, 5193700, 6751810, 13503620, 16879525, 33759050, 67518100]

約数ペア:

[(1, 67518100), (2, 33759050), (4, 16879525), (5, 13503620), (10, 6751810), (13, 5193700), (20, 3375905), (25, 2700724), (26, 2596850), (50, 1350362), (52, 1298425), (65, 1038740), (100, 675181), (130, 519370), (167, 404300), (260, 259685), (311, 217100), (325, 207748), (334, 202150), (622, 108550), (650, 103874), (668, 101075), (835, 80860), (1244, 54275), (1300, 51937), (1555, 43420), (1670, 40430), (2171, 31100), (3110, 21710), (3340, 20215), (4043, 16700), (4175, 16172), (4342, 15550), (6220, 10855), (7775, 8684), (8086, 8350)]