81320015

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{929}}^1$

素因数の和:1043

約数の個数: 32

約数和(自身を含む): 116242560

約数和(自身を除く): 34922545

約数列:

[1, 5, 7, 35, 41, 61, 205, 287, 305, 427, 929, 1435, 2135, 2501, 4645, 6503, 12505, 17507, 32515, 38089, 56669, 87535, 190445, 266623, 283345, 396683, 1333115, 1983415, 2323429, 11617145, 16264003, 81320015]

約数ペア:

[(1, 81320015), (5, 16264003), (7, 11617145), (35, 2323429), (41, 1983415), (61, 1333115), (205, 396683), (287, 283345), (305, 266623), (427, 190445), (929, 87535), (1435, 56669), (2135, 38089), (2501, 32515), (4645, 17507), (6503, 12505)]