51281100

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{487}}^1$

素因数の和:526

約数の個数: 180

約数和(自身を含む): 179387824

約数和(自身を除く): 128106724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 27, 30, 36, 39, 45, 50, 52, 54, 60, 65, 75, 78, 81, 90, 100, 108, 117, 130, 135, 150, 156, 162, 180, 195, 225, 234, 260, 270, 300, 324, 325, 351, 390, 405, 450, 468, 487, 540, 585, 650, 675, 702, 780, 810, 900, 974, 975, 1053, 1170, 1300, 1350, 1404, 1461, 1620, 1755, 1948, 1950, 2025, 2106, 2340, 2435, 2700, 2922, 2925, 3510, 3900, 4050, 4212, 4383, 4870, 5265, 5844, 5850, 6331, 7020, 7305, 8100, 8766, 8775, 9740, 10530, 11700, 12175, 12662, 13149, 14610, 17532, 17550, 18993, 21060, 21915, 24350, 25324, 26298, 26325, 29220, 31655, 35100, 36525, 37986, 39447, 43830, 48700, 52596, 52650, 56979, 63310, 65745, 73050, 75972, 78894, 87660, 94965, 105300, 109575, 113958, 126620, 131490, 146100, 157788, 158275, 170937, 189930, 197235, 219150, 227916, 262980, 284895, 316550, 328725, 341874, 379860, 394470, 438300, 474825, 512811, 569790, 633100, 657450, 683748, 788940, 854685, 949650, 986175, 1025622, 1139580, 1314900, 1424475, 1709370, 1899300, 1972350, 2051244, 2564055, 2848950, 3418740, 3944700, 4273425, 5128110, 5697900, 8546850, 10256220, 12820275, 17093700, 25640550, 51281100]

約数ペア:

[(1, 51281100), (2, 25640550), (3, 17093700), (4, 12820275), (5, 10256220), (6, 8546850), (9, 5697900), (10, 5128110), (12, 4273425), (13, 3944700), (15, 3418740), (18, 2848950), (20, 2564055), (25, 2051244), (26, 1972350), (27, 1899300), (30, 1709370), (36, 1424475), (39, 1314900), (45, 1139580), (50, 1025622), (52, 986175), (54, 949650), (60, 854685), (65, 788940), (75, 683748), (78, 657450), (81, 633100), (90, 569790), (100, 512811), (108, 474825), (117, 438300), (130, 394470), (135, 379860), (150, 341874), (156, 328725), (162, 316550), (180, 284895), (195, 262980), (225, 227916), (234, 219150), (260, 197235), (270, 189930), (300, 170937), (324, 158275), (325, 157788), (351, 146100), (390, 131490), (405, 126620), (450, 113958), (468, 109575), (487, 105300), (540, 94965), (585, 87660), (650, 78894), (675, 75972), (702, 73050), (780, 65745), (810, 63310), (900, 56979), (974, 52650), (975, 52596), (1053, 48700), (1170, 43830), (1300, 39447), (1350, 37986), (1404, 36525), (1461, 35100), (1620, 31655), (1755, 29220), (1948, 26325), (1950, 26298), (2025, 25324), (2106, 24350), (2340, 21915), (2435, 21060), (2700, 18993), (2922, 17550), (2925, 17532), (3510, 14610), (3900, 13149), (4050, 12662), (4212, 12175), (4383, 11700), (4870, 10530), (5265, 9740), (5844, 8775), (5850, 8766), (6331, 8100), (7020, 7305)]