82531250

素因数分解:

$2^1\times 5^6\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:190

約数の個数: 56

約数和(自身を含む): 164060400

約数和(自身を除く): 81529150

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, 15625, 17375, 23750, 26410, 31250, 34750, 59375, 66025, 86875, 118750, 132050, 173750, 296875, 330125, 434375, 593750, 660250, 868750, 1650625, 2171875, 3301250, 4343750, 8253125, 16506250, 41265625, 82531250]

約数ペア:

[(1, 82531250), (2, 41265625), (5, 16506250), (10, 8253125), (19, 4343750), (25, 3301250), (38, 2171875), (50, 1650625), (95, 868750), (125, 660250), (139, 593750), (190, 434375), (250, 330125), (278, 296875), (475, 173750), (625, 132050), (695, 118750), (950, 86875), (1250, 66025), (1390, 59375), (2375, 34750), (2641, 31250), (3125, 26410), (3475, 23750), (4750, 17375), (5282, 15625), (6250, 13205), (6950, 11875)]