199114550

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{128461}}^1$

素因数の和:128504

約数の個数: 24

約数和(自身を含む): 382302912

約数和(自身を除く): 183188362

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 1550, 128461, 256922, 642305, 1284610, 3211525, 3982291, 6423050, 7964582, 19911455, 39822910, 99557275, 199114550]

約数ペア:

[(1, 199114550), (2, 99557275), (5, 39822910), (10, 19911455), (25, 7964582), (31, 6423050), (50, 3982291), (62, 3211525), (155, 1284610), (310, 642305), (775, 256922), (1550, 128461)]