181450

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:222

約数の個数: 24

約数和(自身を含む): 357120

約数和(自身を除く): 175670

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 191, 382, 475, 950, 955, 1910, 3629, 4775, 7258, 9550, 18145, 36290, 90725, 181450]

約数ペア:

[(1, 181450), (2, 90725), (5, 36290), (10, 18145), (19, 9550), (25, 7258), (38, 4775), (50, 3629), (95, 1910), (190, 955), (191, 950), (382, 475)]