25102280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2423}}^1$

素因数の和:2478

約数の個数: 64

約数和(自身を含む): 66320640

約数和(自身を除く): 41218360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2423, 2590, 4846, 5180, 9692, 10360, 12115, 16961, 19384, 24230, 33922, 48460, 67844, 84805, 89651, 96920, 135688, 169610, 179302, 339220, 358604, 448255, 627557, 678440, 717208, 896510, 1255114, 1793020, 2510228, 3137785, 3586040, 5020456, 6275570, 12551140, 25102280]

約数ペア:

[(1, 25102280), (2, 12551140), (4, 6275570), (5, 5020456), (7, 3586040), (8, 3137785), (10, 2510228), (14, 1793020), (20, 1255114), (28, 896510), (35, 717208), (37, 678440), (40, 627557), (56, 448255), (70, 358604), (74, 339220), (140, 179302), (148, 169610), (185, 135688), (259, 96920), (280, 89651), (296, 84805), (370, 67844), (518, 48460), (740, 33922), (1036, 24230), (1295, 19384), (1480, 16961), (2072, 12115), (2423, 10360), (2590, 9692), (4846, 5180)]