49649286520

素因数分解:

$2^3\times 5^1\times {\mathrm{1241232163}}^1$

素因数の和:1241232174

約数の個数: 16

約数和(自身を含む): 111710894760

約数和(自身を除く): 62061608240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1241232163, 2482464326, 4964928652, 6206160815, 9929857304, 12412321630, 24824643260, 49649286520]

約数ペア:

[(1, 49649286520), (2, 24824643260), (4, 12412321630), (5, 9929857304), (8, 6206160815), (10, 4964928652), (20, 2482464326), (40, 1241232163)]