139944400

素因数分解:

$2^4\times 5^2\times {\mathrm{271}}^1\times {\mathrm{1291}}^1$

素因数の和:1580

約数の個数: 60

約数和(自身を含む): 337718464

約数和(自身を除く): 197774064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 271, 400, 542, 1084, 1291, 1355, 2168, 2582, 2710, 4336, 5164, 5420, 6455, 6775, 10328, 10840, 12910, 13550, 20656, 21680, 25820, 27100, 32275, 51640, 54200, 64550, 103280, 108400, 129100, 258200, 349861, 516400, 699722, 1399444, 1749305, 2798888, 3498610, 5597776, 6997220, 8746525, 13994440, 17493050, 27988880, 34986100, 69972200, 139944400]

約数ペア:

[(1, 139944400), (2, 69972200), (4, 34986100), (5, 27988880), (8, 17493050), (10, 13994440), (16, 8746525), (20, 6997220), (25, 5597776), (40, 3498610), (50, 2798888), (80, 1749305), (100, 1399444), (200, 699722), (271, 516400), (400, 349861), (542, 258200), (1084, 129100), (1291, 108400), (1355, 103280), (2168, 64550), (2582, 54200), (2710, 51640), (4336, 32275), (5164, 27100), (5420, 25820), (6455, 21680), (6775, 20656), (10328, 13550), (10840, 12910)]