25164580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1039}}^1$

素因数の和:1228

約数の個数: 48

約数和(自身を含む): 60802560

約数和(自身を除く): 35637980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 173, 346, 692, 865, 1039, 1211, 1730, 2078, 2422, 3460, 4156, 4844, 5195, 6055, 7273, 10390, 12110, 14546, 20780, 24220, 29092, 36365, 72730, 145460, 179747, 359494, 718988, 898735, 1258229, 1797470, 2516458, 3594940, 5032916, 6291145, 12582290, 25164580]

約数ペア:

[(1, 25164580), (2, 12582290), (4, 6291145), (5, 5032916), (7, 3594940), (10, 2516458), (14, 1797470), (20, 1258229), (28, 898735), (35, 718988), (70, 359494), (140, 179747), (173, 145460), (346, 72730), (692, 36365), (865, 29092), (1039, 24220), (1211, 20780), (1730, 14546), (2078, 12110), (2422, 10390), (3460, 7273), (4156, 6055), (4844, 5195)]