72314800

素因数分解:

$2^4\times 5^2\times {\mathrm{347}}^1\times {\mathrm{521}}^1$

素因数の和:886

約数の個数: 60

約数和(自身を含む): 174571416

約数和(自身を除く): 102256616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 347, 400, 521, 694, 1042, 1388, 1735, 2084, 2605, 2776, 3470, 4168, 5210, 5552, 6940, 8336, 8675, 10420, 13025, 13880, 17350, 20840, 26050, 27760, 34700, 41680, 52100, 69400, 104200, 138800, 180787, 208400, 361574, 723148, 903935, 1446296, 1807870, 2892592, 3615740, 4519675, 7231480, 9039350, 14462960, 18078700, 36157400, 72314800]

約数ペア:

[(1, 72314800), (2, 36157400), (4, 18078700), (5, 14462960), (8, 9039350), (10, 7231480), (16, 4519675), (20, 3615740), (25, 2892592), (40, 1807870), (50, 1446296), (80, 903935), (100, 723148), (200, 361574), (347, 208400), (400, 180787), (521, 138800), (694, 104200), (1042, 69400), (1388, 52100), (1735, 41680), (2084, 34700), (2605, 27760), (2776, 26050), (3470, 20840), (4168, 17350), (5210, 13880), (5552, 13025), (6940, 10420), (8336, 8675)]