507513760

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{137}}^2$

素因数の和:315

約数の個数: 108

約数和(自身を含む): 1307872818

約数和(自身を除く): 800359058

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 137, 160, 169, 208, 260, 274, 338, 416, 520, 548, 676, 685, 845, 1040, 1096, 1352, 1370, 1690, 1781, 2080, 2192, 2704, 2740, 3380, 3562, 4384, 5408, 5480, 6760, 7124, 8905, 10960, 13520, 14248, 17810, 18769, 21920, 23153, 27040, 28496, 35620, 37538, 46306, 56992, 71240, 75076, 92612, 93845, 115765, 142480, 150152, 185224, 187690, 231530, 243997, 284960, 300304, 370448, 375380, 463060, 487994, 600608, 740896, 750760, 926120, 975988, 1219985, 1501520, 1852240, 1951976, 2439970, 3003040, 3171961, 3704480, 3903952, 4879940, 6343922, 7807904, 9759880, 12687844, 15859805, 19519760, 25375688, 31719610, 39039520, 50751376, 63439220, 101502752, 126878440, 253756880, 507513760]

約数ペア:

[(1, 507513760), (2, 253756880), (4, 126878440), (5, 101502752), (8, 63439220), (10, 50751376), (13, 39039520), (16, 31719610), (20, 25375688), (26, 19519760), (32, 15859805), (40, 12687844), (52, 9759880), (65, 7807904), (80, 6343922), (104, 4879940), (130, 3903952), (137, 3704480), (160, 3171961), (169, 3003040), (208, 2439970), (260, 1951976), (274, 1852240), (338, 1501520), (416, 1219985), (520, 975988), (548, 926120), (676, 750760), (685, 740896), (845, 600608), (1040, 487994), (1096, 463060), (1352, 375380), (1370, 370448), (1690, 300304), (1781, 284960), (2080, 243997), (2192, 231530), (2704, 187690), (2740, 185224), (3380, 150152), (3562, 142480), (4384, 115765), (5408, 93845), (5480, 92612), (6760, 75076), (7124, 71240), (8905, 56992), (10960, 46306), (13520, 37538), (14248, 35620), (17810, 28496), (18769, 27040), (21920, 23153)]