2193239725

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{523}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 2881815552

約数和(自身を除く): 688575827

約数列:

[1, 5, 25, 43, 47, 83, 215, 235, 415, 523, 1075, 1175, 2021, 2075, 2615, 3569, 3901, 10105, 13075, 17845, 19505, 22489, 24581, 43409, 50525, 89225, 97525, 112445, 122905, 167743, 217045, 562225, 614525, 838715, 1056983, 1085225, 1866587, 2040223, 4193575, 5284915, 9332935, 10201115, 26424575, 46664675, 51005575, 87729589, 438647945, 2193239725]

約数ペア:

[(1, 2193239725), (5, 438647945), (25, 87729589), (43, 51005575), (47, 46664675), (83, 26424575), (215, 10201115), (235, 9332935), (415, 5284915), (523, 4193575), (1075, 2040223), (1175, 1866587), (2021, 1085225), (2075, 1056983), (2615, 838715), (3569, 614525), (3901, 562225), (10105, 217045), (13075, 167743), (17845, 122905), (19505, 112445), (22489, 97525), (24581, 89225), (43409, 50525)]