51851380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:329

約数の個数: 96

約数和(自身を含む): 132975360

約数和(自身を除く): 81123980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 101, 133, 140, 190, 193, 202, 266, 380, 386, 404, 505, 532, 665, 707, 772, 965, 1010, 1330, 1351, 1414, 1919, 1930, 2020, 2660, 2702, 2828, 3535, 3667, 3838, 3860, 5404, 6755, 7070, 7334, 7676, 9595, 13433, 13510, 14140, 14668, 18335, 19190, 19493, 25669, 26866, 27020, 36670, 38380, 38986, 51338, 53732, 67165, 73340, 77972, 97465, 102676, 128345, 134330, 136451, 194930, 256690, 268660, 272902, 370367, 389860, 513380, 545804, 682255, 740734, 1364510, 1481468, 1851835, 2592569, 2729020, 3703670, 5185138, 7407340, 10370276, 12962845, 25925690, 51851380]

約数ペア:

[(1, 51851380), (2, 25925690), (4, 12962845), (5, 10370276), (7, 7407340), (10, 5185138), (14, 3703670), (19, 2729020), (20, 2592569), (28, 1851835), (35, 1481468), (38, 1364510), (70, 740734), (76, 682255), (95, 545804), (101, 513380), (133, 389860), (140, 370367), (190, 272902), (193, 268660), (202, 256690), (266, 194930), (380, 136451), (386, 134330), (404, 128345), (505, 102676), (532, 97465), (665, 77972), (707, 73340), (772, 67165), (965, 53732), (1010, 51338), (1330, 38986), (1351, 38380), (1414, 36670), (1919, 27020), (1930, 26866), (2020, 25669), (2660, 19493), (2702, 19190), (2828, 18335), (3535, 14668), (3667, 14140), (3838, 13510), (3860, 13433), (5404, 9595), (6755, 7676), (7070, 7334)]