86943760

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{15307}}^1$

素因数の和:15391

約数の個数: 40

約数和(自身を含む): 205004736

約数和(自身を除く): 118060976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 15307, 30614, 61228, 76535, 122456, 153070, 244912, 306140, 612280, 1086797, 1224560, 2173594, 4347188, 5433985, 8694376, 10867970, 17388752, 21735940, 43471880, 86943760]

約数ペア:

[(1, 86943760), (2, 43471880), (4, 21735940), (5, 17388752), (8, 10867970), (10, 8694376), (16, 5433985), (20, 4347188), (40, 2173594), (71, 1224560), (80, 1086797), (142, 612280), (284, 306140), (355, 244912), (568, 153070), (710, 122456), (1136, 76535), (1420, 61228), (2840, 30614), (5680, 15307)]