201636427780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{2307581}}^1$

素因数の和:2307864

約数の個数: 48

約数和(自身を含む): 450089253936

約数和(自身を除く): 248452826156

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 257, 340, 514, 1028, 1285, 2570, 4369, 5140, 8738, 17476, 21845, 43690, 87380, 2307581, 4615162, 9230324, 11537905, 23075810, 39228877, 46151620, 78457754, 156915508, 196144385, 392288770, 593048317, 784577540, 1186096634, 2372193268, 2965241585, 5930483170, 10081821389, 11860966340, 20163642778, 40327285556, 50409106945, 100818213890, 201636427780]

約数ペア:

[(1, 201636427780), (2, 100818213890), (4, 50409106945), (5, 40327285556), (10, 20163642778), (17, 11860966340), (20, 10081821389), (34, 5930483170), (68, 2965241585), (85, 2372193268), (170, 1186096634), (257, 784577540), (340, 593048317), (514, 392288770), (1028, 196144385), (1285, 156915508), (2570, 78457754), (4369, 46151620), (5140, 39228877), (8738, 23075810), (17476, 11537905), (21845, 9230324), (43690, 4615162), (87380, 2307581)]