25874960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{587}}^1$

素因数の和:648

約数の個数: 80

約数和(自身を含む): 65620800

約数和(自身を除く): 39745840

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 38, 40, 58, 76, 80, 95, 116, 145, 152, 190, 232, 290, 304, 380, 464, 551, 580, 587, 760, 1102, 1160, 1174, 1520, 2204, 2320, 2348, 2755, 2935, 4408, 4696, 5510, 5870, 8816, 9392, 11020, 11153, 11740, 17023, 22040, 22306, 23480, 34046, 44080, 44612, 46960, 55765, 68092, 85115, 89224, 111530, 136184, 170230, 178448, 223060, 272368, 323437, 340460, 446120, 646874, 680920, 892240, 1293748, 1361840, 1617185, 2587496, 3234370, 5174992, 6468740, 12937480, 25874960]

約数ペア:

[(1, 25874960), (2, 12937480), (4, 6468740), (5, 5174992), (8, 3234370), (10, 2587496), (16, 1617185), (19, 1361840), (20, 1293748), (29, 892240), (38, 680920), (40, 646874), (58, 446120), (76, 340460), (80, 323437), (95, 272368), (116, 223060), (145, 178448), (152, 170230), (190, 136184), (232, 111530), (290, 89224), (304, 85115), (380, 68092), (464, 55765), (551, 46960), (580, 44612), (587, 44080), (760, 34046), (1102, 23480), (1160, 22306), (1174, 22040), (1520, 17023), (2204, 11740), (2320, 11153), (2348, 11020), (2755, 9392), (2935, 8816), (4408, 5870), (4696, 5510)]