148223080

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{7547}}^1$

素因数の和:8049

約数の個数: 32

約数和(自身を含む): 334225440

約数和(自身を除く): 186002360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 982, 1964, 2455, 3928, 4910, 7547, 9820, 15094, 19640, 30188, 37735, 60376, 75470, 150940, 301880, 3705577, 7411154, 14822308, 18527885, 29644616, 37055770, 74111540, 148223080]

約数ペア:

[(1, 148223080), (2, 74111540), (4, 37055770), (5, 29644616), (8, 18527885), (10, 14822308), (20, 7411154), (40, 3705577), (491, 301880), (982, 150940), (1964, 75470), (2455, 60376), (3928, 37735), (4910, 30188), (7547, 19640), (9820, 15094)]