213122800

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{48437}}^1$

素因数の和:48466

約数の個数: 60

約数和(自身を含む): 558587016

約数和(自身を除く): 345464216

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 1100, 2200, 4400, 48437, 96874, 193748, 242185, 387496, 484370, 532807, 774992, 968740, 1065614, 1210925, 1937480, 2131228, 2421850, 2664035, 3874960, 4262456, 4843700, 5328070, 8524912, 9687400, 10656140, 13320175, 19374800, 21312280, 26640350, 42624560, 53280700, 106561400, 213122800]

約数ペア:

[(1, 213122800), (2, 106561400), (4, 53280700), (5, 42624560), (8, 26640350), (10, 21312280), (11, 19374800), (16, 13320175), (20, 10656140), (22, 9687400), (25, 8524912), (40, 5328070), (44, 4843700), (50, 4262456), (55, 3874960), (80, 2664035), (88, 2421850), (100, 2131228), (110, 1937480), (176, 1210925), (200, 1065614), (220, 968740), (275, 774992), (400, 532807), (440, 484370), (550, 387496), (880, 242185), (1100, 193748), (2200, 96874), (4400, 48437)]