667468100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{443}}^1$

素因数の和:550

約数の個数: 144

約数和(自身を含む): 1672601280

約数和(自身を除く): 1005133180

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 25, 26, 38, 50, 52, 61, 65, 76, 95, 100, 122, 130, 190, 244, 247, 260, 305, 325, 380, 443, 475, 494, 610, 650, 793, 886, 950, 988, 1159, 1220, 1235, 1300, 1525, 1586, 1772, 1900, 2215, 2318, 2470, 3050, 3172, 3965, 4430, 4636, 4940, 5759, 5795, 6100, 6175, 7930, 8417, 8860, 11075, 11518, 11590, 12350, 15067, 15860, 16834, 19825, 22150, 23036, 23180, 24700, 27023, 28795, 28975, 30134, 33668, 39650, 42085, 44300, 54046, 57590, 57950, 60268, 75335, 79300, 84170, 108092, 109421, 115180, 115900, 135115, 143975, 150670, 168340, 210425, 218842, 270230, 287950, 301340, 351299, 376675, 420850, 437684, 513437, 540460, 547105, 575900, 675575, 702598, 753350, 841700, 1026874, 1094210, 1351150, 1405196, 1506700, 1756495, 2053748, 2188420, 2567185, 2702300, 2735525, 3512990, 5134370, 5471050, 6674681, 7025980, 8782475, 10268740, 10942100, 12835925, 13349362, 17564950, 25671850, 26698724, 33373405, 35129900, 51343700, 66746810, 133493620, 166867025, 333734050, 667468100]

約数ペア:

[(1, 667468100), (2, 333734050), (4, 166867025), (5, 133493620), (10, 66746810), (13, 51343700), (19, 35129900), (20, 33373405), (25, 26698724), (26, 25671850), (38, 17564950), (50, 13349362), (52, 12835925), (61, 10942100), (65, 10268740), (76, 8782475), (95, 7025980), (100, 6674681), (122, 5471050), (130, 5134370), (190, 3512990), (244, 2735525), (247, 2702300), (260, 2567185), (305, 2188420), (325, 2053748), (380, 1756495), (443, 1506700), (475, 1405196), (494, 1351150), (610, 1094210), (650, 1026874), (793, 841700), (886, 753350), (950, 702598), (988, 675575), (1159, 575900), (1220, 547105), (1235, 540460), (1300, 513437), (1525, 437684), (1586, 420850), (1772, 376675), (1900, 351299), (2215, 301340), (2318, 287950), (2470, 270230), (3050, 218842), (3172, 210425), (3965, 168340), (4430, 150670), (4636, 143975), (4940, 135115), (5759, 115900), (5795, 115180), (6100, 109421), (6175, 108092), (7930, 84170), (8417, 79300), (8860, 75335), (11075, 60268), (11518, 57950), (11590, 57590), (12350, 54046), (15067, 44300), (15860, 42085), (16834, 39650), (19825, 33668), (22150, 30134), (23036, 28975), (23180, 28795), (24700, 27023)]