12724075

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:101

約数の個数: 72

約数和(自身を含む): 21373632

約数和(自身を除く): 8649557

約数列:

[1, 5, 7, 13, 17, 25, 35, 47, 49, 65, 85, 91, 119, 175, 221, 235, 245, 325, 329, 425, 455, 595, 611, 637, 799, 833, 1105, 1175, 1225, 1547, 1645, 2275, 2303, 2975, 3055, 3185, 3995, 4165, 4277, 5525, 5593, 7735, 8225, 10387, 10829, 11515, 15275, 15925, 19975, 20825, 21385, 27965, 29939, 38675, 39151, 51935, 54145, 57575, 72709, 106925, 139825, 149695, 195755, 259675, 270725, 363545, 508963, 748475, 978775, 1817725, 2544815, 12724075]

約数ペア:

[(1, 12724075), (5, 2544815), (7, 1817725), (13, 978775), (17, 748475), (25, 508963), (35, 363545), (47, 270725), (49, 259675), (65, 195755), (85, 149695), (91, 139825), (119, 106925), (175, 72709), (221, 57575), (235, 54145), (245, 51935), (325, 39151), (329, 38675), (425, 29939), (455, 27965), (595, 21385), (611, 20825), (637, 19975), (799, 15925), (833, 15275), (1105, 11515), (1175, 10829), (1225, 10387), (1547, 8225), (1645, 7735), (2275, 5593), (2303, 5525), (2975, 4277), (3055, 4165), (3185, 3995)]