163900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1$

素因数の和:174

約数の個数: 36

約数和(自身を含む): 390600

約数和(自身を除く): 226700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 149, 220, 275, 298, 550, 596, 745, 1100, 1490, 1639, 2980, 3278, 3725, 6556, 7450, 8195, 14900, 16390, 32780, 40975, 81950, 163900]

約数ペア:

[(1, 163900), (2, 81950), (4, 40975), (5, 32780), (10, 16390), (11, 14900), (20, 8195), (22, 7450), (25, 6556), (44, 3725), (50, 3278), (55, 2980), (100, 1639), (110, 1490), (149, 1100), (220, 745), (275, 596), (298, 550)]