55216700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:204

約数の個数: 144

約数和(自身を含む): 152990208

約数和(自身を除く): 97773508

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 71, 77, 100, 101, 110, 140, 142, 154, 175, 202, 220, 275, 284, 308, 350, 355, 385, 404, 497, 505, 550, 700, 707, 710, 770, 781, 994, 1010, 1100, 1111, 1414, 1420, 1540, 1562, 1775, 1925, 1988, 2020, 2222, 2485, 2525, 2828, 3124, 3535, 3550, 3850, 3905, 4444, 4970, 5050, 5467, 5555, 7070, 7100, 7171, 7700, 7777, 7810, 9940, 10100, 10934, 11110, 12425, 14140, 14342, 15554, 15620, 17675, 19525, 21868, 22220, 24850, 27335, 27775, 28684, 31108, 35350, 35855, 38885, 39050, 49700, 50197, 54670, 55550, 70700, 71710, 77770, 78100, 78881, 100394, 109340, 111100, 136675, 143420, 155540, 157762, 179275, 194425, 200788, 250985, 273350, 315524, 358550, 388850, 394405, 501970, 546700, 552167, 717100, 777700, 788810, 1003940, 1104334, 1254925, 1577620, 1972025, 2208668, 2509850, 2760835, 3944050, 5019700, 5521670, 7888100, 11043340, 13804175, 27608350, 55216700]

約数ペア:

[(1, 55216700), (2, 27608350), (4, 13804175), (5, 11043340), (7, 7888100), (10, 5521670), (11, 5019700), (14, 3944050), (20, 2760835), (22, 2509850), (25, 2208668), (28, 1972025), (35, 1577620), (44, 1254925), (50, 1104334), (55, 1003940), (70, 788810), (71, 777700), (77, 717100), (100, 552167), (101, 546700), (110, 501970), (140, 394405), (142, 388850), (154, 358550), (175, 315524), (202, 273350), (220, 250985), (275, 200788), (284, 194425), (308, 179275), (350, 157762), (355, 155540), (385, 143420), (404, 136675), (497, 111100), (505, 109340), (550, 100394), (700, 78881), (707, 78100), (710, 77770), (770, 71710), (781, 70700), (994, 55550), (1010, 54670), (1100, 50197), (1111, 49700), (1414, 39050), (1420, 38885), (1540, 35855), (1562, 35350), (1775, 31108), (1925, 28684), (1988, 27775), (2020, 27335), (2222, 24850), (2485, 22220), (2525, 21868), (2828, 19525), (3124, 17675), (3535, 15620), (3550, 15554), (3850, 14342), (3905, 14140), (4444, 12425), (4970, 11110), (5050, 10934), (5467, 10100), (5555, 9940), (7070, 7810), (7100, 7777), (7171, 7700)]