25125190

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{81049}}^1$

素因数の和:81087

約数の個数: 16

約数和(自身を含む): 46684800

約数和(自身を除く): 21559610

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 81049, 162098, 405245, 810490, 2512519, 5025038, 12562595, 25125190]

約数ペア:

[(1, 25125190), (2, 12562595), (5, 5025038), (10, 2512519), (31, 810490), (62, 405245), (155, 162098), (310, 81049)]