249042025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 338817600

約数和(自身を除く): 89775575

約数列:

[1, 5, 19, 25, 43, 89, 95, 137, 215, 445, 475, 685, 817, 1075, 1691, 2225, 2603, 3425, 3827, 4085, 5891, 8455, 12193, 13015, 19135, 20425, 29455, 42275, 60965, 65075, 72713, 95675, 111929, 147275, 231667, 304825, 363565, 524299, 559645, 1158335, 1817825, 2621495, 2798225, 5791675, 9961681, 13107475, 49808405, 249042025]

約数ペア:

[(1, 249042025), (5, 49808405), (19, 13107475), (25, 9961681), (43, 5791675), (89, 2798225), (95, 2621495), (137, 1817825), (215, 1158335), (445, 559645), (475, 524299), (685, 363565), (817, 304825), (1075, 231667), (1691, 147275), (2225, 111929), (2603, 95675), (3425, 72713), (3827, 65075), (4085, 60965), (5891, 42275), (8455, 29455), (12193, 20425), (13015, 19135)]