25681425

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4447}}^1$

素因数の和:4478

約数の個数: 48

約数和(自身を含む): 52948992

約数和(自身を除く): 27267567

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 75, 77, 105, 165, 175, 231, 275, 385, 525, 825, 1155, 1925, 4447, 5775, 13341, 22235, 31129, 48917, 66705, 93387, 111175, 146751, 155645, 244585, 333525, 342419, 466935, 733755, 778225, 1027257, 1222925, 1712095, 2334675, 3668775, 5136285, 8560475, 25681425]

約数ペア:

[(1, 25681425), (3, 8560475), (5, 5136285), (7, 3668775), (11, 2334675), (15, 1712095), (21, 1222925), (25, 1027257), (33, 778225), (35, 733755), (55, 466935), (75, 342419), (77, 333525), (105, 244585), (165, 155645), (175, 146751), (231, 111175), (275, 93387), (385, 66705), (525, 48917), (825, 31129), (1155, 22235), (1925, 13341), (4447, 5775)]