72146780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{2347}}^1$

素因数の和:2438

約数の個数: 48

約数和(自身を含む): 159757920

約数和(自身を除く): 87611140

約数列:

[1, 2, 4, 5, 10, 20, 29, 53, 58, 106, 116, 145, 212, 265, 290, 530, 580, 1060, 1537, 2347, 3074, 4694, 6148, 7685, 9388, 11735, 15370, 23470, 30740, 46940, 68063, 124391, 136126, 248782, 272252, 340315, 497564, 621955, 680630, 1243910, 1361260, 2487820, 3607339, 7214678, 14429356, 18036695, 36073390, 72146780]

約数ペア:

[(1, 72146780), (2, 36073390), (4, 18036695), (5, 14429356), (10, 7214678), (20, 3607339), (29, 2487820), (53, 1361260), (58, 1243910), (106, 680630), (116, 621955), (145, 497564), (212, 340315), (265, 272252), (290, 248782), (530, 136126), (580, 124391), (1060, 68063), (1537, 46940), (2347, 30740), (3074, 23470), (4694, 15370), (6148, 11735), (7685, 9388)]