85870020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{7907}}^1$

素因数の和:8100

約数の個数: 48

約数和(自身を含む): 241795008

約数和(自身を除く): 155924988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 181, 362, 543, 724, 905, 1086, 1810, 2172, 2715, 3620, 5430, 7907, 10860, 15814, 23721, 31628, 39535, 47442, 79070, 94884, 118605, 158140, 237210, 474420, 1431167, 2862334, 4293501, 5724668, 7155835, 8587002, 14311670, 17174004, 21467505, 28623340, 42935010, 85870020]

約数ペア:

[(1, 85870020), (2, 42935010), (3, 28623340), (4, 21467505), (5, 17174004), (6, 14311670), (10, 8587002), (12, 7155835), (15, 5724668), (20, 4293501), (30, 2862334), (60, 1431167), (181, 474420), (362, 237210), (543, 158140), (724, 118605), (905, 94884), (1086, 79070), (1810, 47442), (2172, 39535), (2715, 31628), (3620, 23721), (5430, 15814), (7907, 10860)]