25120160

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{929}}^1$

素因数の和:970

約数の個数: 72

約数和(自身を含む): 64331820

約数和(自身を除く): 39211660

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 208, 260, 338, 416, 520, 676, 845, 929, 1040, 1352, 1690, 1858, 2080, 2704, 3380, 3716, 4645, 5408, 6760, 7432, 9290, 12077, 13520, 14864, 18580, 24154, 27040, 29728, 37160, 48308, 60385, 74320, 96616, 120770, 148640, 157001, 193232, 241540, 314002, 386464, 483080, 628004, 785005, 966160, 1256008, 1570010, 1932320, 2512016, 3140020, 5024032, 6280040, 12560080, 25120160]

約数ペア:

[(1, 25120160), (2, 12560080), (4, 6280040), (5, 5024032), (8, 3140020), (10, 2512016), (13, 1932320), (16, 1570010), (20, 1256008), (26, 966160), (32, 785005), (40, 628004), (52, 483080), (65, 386464), (80, 314002), (104, 241540), (130, 193232), (160, 157001), (169, 148640), (208, 120770), (260, 96616), (338, 74320), (416, 60385), (520, 48308), (676, 37160), (845, 29728), (929, 27040), (1040, 24154), (1352, 18580), (1690, 14864), (1858, 13520), (2080, 12077), (2704, 9290), (3380, 7432), (3716, 6760), (4645, 5408)]