85831340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{87583}}^1$

素因数の和:87606

約数の個数: 36

約数和(自身を含む): 209676096

約数和(自身を除く): 123844756

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 87583, 175166, 350332, 437915, 613081, 875830, 1226162, 1751660, 2452324, 3065405, 4291567, 6130810, 8583134, 12261620, 17166268, 21457835, 42915670, 85831340]

約数ペア:

[(1, 85831340), (2, 42915670), (4, 21457835), (5, 17166268), (7, 12261620), (10, 8583134), (14, 6130810), (20, 4291567), (28, 3065405), (35, 2452324), (49, 1751660), (70, 1226162), (98, 875830), (140, 613081), (196, 437915), (245, 350332), (490, 175166), (980, 87583)]