86895760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{155171}}^1$

素因数の和:155191

約数の個数: 40

約数和(自身を含む): 230895936

約数和(自身を除く): 144000176

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 155171, 310342, 620684, 775855, 1086197, 1241368, 1551710, 2172394, 2482736, 3103420, 4344788, 5430985, 6206840, 8689576, 10861970, 12413680, 17379152, 21723940, 43447880, 86895760]

約数ペア:

[(1, 86895760), (2, 43447880), (4, 21723940), (5, 17379152), (7, 12413680), (8, 10861970), (10, 8689576), (14, 6206840), (16, 5430985), (20, 4344788), (28, 3103420), (35, 2482736), (40, 2172394), (56, 1551710), (70, 1241368), (80, 1086197), (112, 775855), (140, 620684), (280, 310342), (560, 155171)]