888916425

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:327

約数の個数: 96

約数和(自身を含む): 1610611200

約数和(自身を除く): 721694775

約数列:

[1, 3, 5, 15, 19, 25, 43, 57, 75, 89, 95, 129, 163, 215, 267, 285, 445, 475, 489, 645, 815, 817, 1075, 1335, 1425, 1691, 2225, 2445, 2451, 3097, 3225, 3827, 4075, 4085, 5073, 6675, 7009, 8455, 9291, 11481, 12225, 12255, 14507, 15485, 19135, 20425, 21027, 25365, 35045, 42275, 43521, 46455, 57405, 61275, 72535, 72713, 77425, 95675, 105135, 126825, 133171, 175225, 217605, 218139, 232275, 275633, 287025, 362675, 363565, 399513, 525675, 623801, 665855, 826899, 1088025, 1090695, 1378165, 1817825, 1871403, 1997565, 3119005, 3329275, 4134495, 5453475, 6890825, 9357015, 9987825, 11852219, 15595025, 20672475, 35556657, 46785075, 59261095, 177783285, 296305475, 888916425]

約数ペア:

[(1, 888916425), (3, 296305475), (5, 177783285), (15, 59261095), (19, 46785075), (25, 35556657), (43, 20672475), (57, 15595025), (75, 11852219), (89, 9987825), (95, 9357015), (129, 6890825), (163, 5453475), (215, 4134495), (267, 3329275), (285, 3119005), (445, 1997565), (475, 1871403), (489, 1817825), (645, 1378165), (815, 1090695), (817, 1088025), (1075, 826899), (1335, 665855), (1425, 623801), (1691, 525675), (2225, 399513), (2445, 363565), (2451, 362675), (3097, 287025), (3225, 275633), (3827, 232275), (4075, 218139), (4085, 217605), (5073, 175225), (6675, 133171), (7009, 126825), (8455, 105135), (9291, 95675), (11481, 77425), (12225, 72713), (12255, 72535), (14507, 61275), (15485, 57405), (19135, 46455), (20425, 43521), (21027, 42275), (25365, 35045)]