25409200

素因数分解:

$2^4\times 5^2\times {\mathrm{139}}^1\times {\mathrm{457}}^1$

素因数の和:614

約数の個数: 60

約数和(自身を含む): 61619320

約数和(自身を除く): 36210120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 139, 200, 278, 400, 457, 556, 695, 914, 1112, 1390, 1828, 2224, 2285, 2780, 3475, 3656, 4570, 5560, 6950, 7312, 9140, 11120, 11425, 13900, 18280, 22850, 27800, 36560, 45700, 55600, 63523, 91400, 127046, 182800, 254092, 317615, 508184, 635230, 1016368, 1270460, 1588075, 2540920, 3176150, 5081840, 6352300, 12704600, 25409200]

約数ペア:

[(1, 25409200), (2, 12704600), (4, 6352300), (5, 5081840), (8, 3176150), (10, 2540920), (16, 1588075), (20, 1270460), (25, 1016368), (40, 635230), (50, 508184), (80, 317615), (100, 254092), (139, 182800), (200, 127046), (278, 91400), (400, 63523), (457, 55600), (556, 45700), (695, 36560), (914, 27800), (1112, 22850), (1390, 18280), (1828, 13900), (2224, 11425), (2285, 11120), (2780, 9140), (3475, 7312), (3656, 6950), (4570, 5560)]