78216550

素因数分解:

$2^1\times 5^2\times {\mathrm{241}}^1\times {\mathrm{6491}}^1$

素因数の和:6744

約数の個数: 24

約数和(自身を含む): 146108952

約数和(自身を除く): 67892402

約数列:

[1, 2, 5, 10, 25, 50, 241, 482, 1205, 2410, 6025, 6491, 12050, 12982, 32455, 64910, 162275, 324550, 1564331, 3128662, 7821655, 15643310, 39108275, 78216550]

約数ペア:

[(1, 78216550), (2, 39108275), (5, 15643310), (10, 7821655), (25, 3128662), (50, 1564331), (241, 324550), (482, 162275), (1205, 64910), (2410, 32455), (6025, 12982), (6491, 12050)]