80639060

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{1151}}^1$

素因数の和:1304

約数の個数: 48

約数和(自身を含む): 176504832

約数和(自身を除く): 95865772

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 113, 124, 155, 226, 310, 452, 565, 620, 1130, 1151, 2260, 2302, 3503, 4604, 5755, 7006, 11510, 14012, 17515, 23020, 35030, 35681, 70060, 71362, 130063, 142724, 178405, 260126, 356810, 520252, 650315, 713620, 1300630, 2601260, 4031953, 8063906, 16127812, 20159765, 40319530, 80639060]

約数ペア:

[(1, 80639060), (2, 40319530), (4, 20159765), (5, 16127812), (10, 8063906), (20, 4031953), (31, 2601260), (62, 1300630), (113, 713620), (124, 650315), (155, 520252), (226, 356810), (310, 260126), (452, 178405), (565, 142724), (620, 130063), (1130, 71362), (1151, 70060), (2260, 35681), (2302, 35030), (3503, 23020), (4604, 17515), (5755, 14012), (7006, 11510)]