2564550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:198

約数の個数: 72

約数和(自身を含む): 7108920

約数和(自身を除く): 4544370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 41, 45, 50, 75, 82, 90, 123, 139, 150, 205, 225, 246, 278, 369, 410, 417, 450, 615, 695, 738, 834, 1025, 1230, 1251, 1390, 1845, 2050, 2085, 2502, 3075, 3475, 3690, 4170, 5699, 6150, 6255, 6950, 9225, 10425, 11398, 12510, 17097, 18450, 20850, 28495, 31275, 34194, 51291, 56990, 62550, 85485, 102582, 142475, 170970, 256455, 284950, 427425, 512910, 854850, 1282275, 2564550]

約数ペア:

[(1, 2564550), (2, 1282275), (3, 854850), (5, 512910), (6, 427425), (9, 284950), (10, 256455), (15, 170970), (18, 142475), (25, 102582), (30, 85485), (41, 62550), (45, 56990), (50, 51291), (75, 34194), (82, 31275), (90, 28495), (123, 20850), (139, 18450), (150, 17097), (205, 12510), (225, 11398), (246, 10425), (278, 9225), (369, 6950), (410, 6255), (417, 6150), (450, 5699), (615, 4170), (695, 3690), (738, 3475), (834, 3075), (1025, 2502), (1230, 2085), (1251, 2050), (1390, 1845)]