259043120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{462577}}^1$

素因数の和:462597

約数の個数: 40

約数和(自身を含む): 688316064

約数和(自身を除く): 429272944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 462577, 925154, 1850308, 2312885, 3238039, 3700616, 4625770, 6476078, 7401232, 9251540, 12952156, 16190195, 18503080, 25904312, 32380390, 37006160, 51808624, 64760780, 129521560, 259043120]

約数ペア:

[(1, 259043120), (2, 129521560), (4, 64760780), (5, 51808624), (7, 37006160), (8, 32380390), (10, 25904312), (14, 18503080), (16, 16190195), (20, 12952156), (28, 9251540), (35, 7401232), (40, 6476078), (56, 4625770), (70, 3700616), (80, 3238039), (112, 2312885), (140, 1850308), (280, 925154), (560, 462577)]