86957920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{77641}}^1$

素因数の和:77663

約数の個数: 48

約数和(自身を含む): 234789408

約数和(自身を除く): 147831488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 77641, 155282, 310564, 388205, 543487, 621128, 776410, 1086974, 1242256, 1552820, 2173948, 2484512, 2717435, 3105640, 4347896, 5434870, 6211280, 8695792, 10869740, 12422560, 17391584, 21739480, 43478960, 86957920]

約数ペア:

[(1, 86957920), (2, 43478960), (4, 21739480), (5, 17391584), (7, 12422560), (8, 10869740), (10, 8695792), (14, 6211280), (16, 5434870), (20, 4347896), (28, 3105640), (32, 2717435), (35, 2484512), (40, 2173948), (56, 1552820), (70, 1242256), (80, 1086974), (112, 776410), (140, 621128), (160, 543487), (224, 388205), (280, 310564), (560, 155282), (1120, 77641)]