256171776770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{21654419}}^1$

素因数の和:21654459

約数の個数: 48

約数和(自身を含む): 570637275840

約数和(自身を除く): 314465499070

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 169, 182, 338, 455, 845, 910, 1183, 1690, 2366, 5915, 11830, 21654419, 43308838, 108272095, 151580933, 216544190, 281507447, 303161866, 563014894, 757904665, 1407537235, 1515809330, 1970552129, 2815074470, 3659596811, 3941104258, 7319193622, 9852760645, 18297984055, 19705521290, 25617177677, 36595968110, 51234355354, 128085888385, 256171776770]

約数ペア:

[(1, 256171776770), (2, 128085888385), (5, 51234355354), (7, 36595968110), (10, 25617177677), (13, 19705521290), (14, 18297984055), (26, 9852760645), (35, 7319193622), (65, 3941104258), (70, 3659596811), (91, 2815074470), (130, 1970552129), (169, 1515809330), (182, 1407537235), (338, 757904665), (455, 563014894), (845, 303161866), (910, 281507447), (1183, 216544190), (1690, 151580933), (2366, 108272095), (5915, 43308838), (11830, 21654419)]