205966480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1567}}^1$

素因数の和:1664

約数の個数: 80

約数和(自身を含む): 503967744

約数和(自身を除く): 298001264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 53, 62, 80, 106, 124, 155, 212, 248, 265, 310, 424, 496, 530, 620, 848, 1060, 1240, 1567, 1643, 2120, 2480, 3134, 3286, 4240, 6268, 6572, 7835, 8215, 12536, 13144, 15670, 16430, 25072, 26288, 31340, 32860, 48577, 62680, 65720, 83051, 97154, 125360, 131440, 166102, 194308, 242885, 332204, 388616, 415255, 485770, 664408, 777232, 830510, 971540, 1328816, 1661020, 1943080, 2574581, 3322040, 3886160, 5149162, 6644080, 10298324, 12872905, 20596648, 25745810, 41193296, 51491620, 102983240, 205966480]

約数ペア:

[(1, 205966480), (2, 102983240), (4, 51491620), (5, 41193296), (8, 25745810), (10, 20596648), (16, 12872905), (20, 10298324), (31, 6644080), (40, 5149162), (53, 3886160), (62, 3322040), (80, 2574581), (106, 1943080), (124, 1661020), (155, 1328816), (212, 971540), (248, 830510), (265, 777232), (310, 664408), (424, 485770), (496, 415255), (530, 388616), (620, 332204), (848, 242885), (1060, 194308), (1240, 166102), (1567, 131440), (1643, 125360), (2120, 97154), (2480, 83051), (3134, 65720), (3286, 62680), (4240, 48577), (6268, 32860), (6572, 31340), (7835, 26288), (8215, 25072), (12536, 16430), (13144, 15670)]