16506250

素因数分解:

$2^1\times 5^5\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:185

約数の個数: 48

約数和(自身を含む): 32810400

約数和(自身を除く): 16304150

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 139, 190, 250, 278, 475, 625, 695, 950, 1250, 1390, 2375, 2641, 3125, 3475, 4750, 5282, 6250, 6950, 11875, 13205, 17375, 23750, 26410, 34750, 59375, 66025, 86875, 118750, 132050, 173750, 330125, 434375, 660250, 868750, 1650625, 3301250, 8253125, 16506250]

約数ペア:

[(1, 16506250), (2, 8253125), (5, 3301250), (10, 1650625), (19, 868750), (25, 660250), (38, 434375), (50, 330125), (95, 173750), (125, 132050), (139, 118750), (190, 86875), (250, 66025), (278, 59375), (475, 34750), (625, 26410), (695, 23750), (950, 17375), (1250, 13205), (1390, 11875), (2375, 6950), (2641, 6250), (3125, 5282), (3475, 4750)]