25864440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{751}}^1$

素因数の和:813

約数の個数: 128

約数和(自身を含む): 90961920

約数和(自身を除く): 65097480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 56, 60, 70, 82, 84, 105, 120, 123, 140, 164, 168, 205, 210, 246, 280, 287, 328, 410, 420, 492, 574, 615, 751, 820, 840, 861, 984, 1148, 1230, 1435, 1502, 1640, 1722, 2253, 2296, 2460, 2870, 3004, 3444, 3755, 4305, 4506, 4920, 5257, 5740, 6008, 6888, 7510, 8610, 9012, 10514, 11265, 11480, 15020, 15771, 17220, 18024, 21028, 22530, 26285, 30040, 30791, 31542, 34440, 42056, 45060, 52570, 61582, 63084, 78855, 90120, 92373, 105140, 123164, 126168, 153955, 157710, 184746, 210280, 215537, 246328, 307910, 315420, 369492, 431074, 461865, 615820, 630840, 646611, 738984, 862148, 923730, 1077685, 1231640, 1293222, 1724296, 1847460, 2155370, 2586444, 3233055, 3694920, 4310740, 5172888, 6466110, 8621480, 12932220, 25864440]

約数ペア:

[(1, 25864440), (2, 12932220), (3, 8621480), (4, 6466110), (5, 5172888), (6, 4310740), (7, 3694920), (8, 3233055), (10, 2586444), (12, 2155370), (14, 1847460), (15, 1724296), (20, 1293222), (21, 1231640), (24, 1077685), (28, 923730), (30, 862148), (35, 738984), (40, 646611), (41, 630840), (42, 615820), (56, 461865), (60, 431074), (70, 369492), (82, 315420), (84, 307910), (105, 246328), (120, 215537), (123, 210280), (140, 184746), (164, 157710), (168, 153955), (205, 126168), (210, 123164), (246, 105140), (280, 92373), (287, 90120), (328, 78855), (410, 63084), (420, 61582), (492, 52570), (574, 45060), (615, 42056), (751, 34440), (820, 31542), (840, 30791), (861, 30040), (984, 26285), (1148, 22530), (1230, 21028), (1435, 18024), (1502, 17220), (1640, 15771), (1722, 15020), (2253, 11480), (2296, 11265), (2460, 10514), (2870, 9012), (3004, 8610), (3444, 7510), (3755, 6888), (4305, 6008), (4506, 5740), (4920, 5257)]