71507750

素因数分解:

$2^1\times 5^3\times {\mathrm{103}}^1\times {\mathrm{2777}}^1$

素因数の和:2897

約数の個数: 32

約数和(自身を含む): 135210816

約数和(自身を除く): 63703066

約数列:

[1, 2, 5, 10, 25, 50, 103, 125, 206, 250, 515, 1030, 2575, 2777, 5150, 5554, 12875, 13885, 25750, 27770, 69425, 138850, 286031, 347125, 572062, 694250, 1430155, 2860310, 7150775, 14301550, 35753875, 71507750]

約数ペア:

[(1, 71507750), (2, 35753875), (5, 14301550), (10, 7150775), (25, 2860310), (50, 1430155), (103, 694250), (125, 572062), (206, 347125), (250, 286031), (515, 138850), (1030, 69425), (2575, 27770), (2777, 25750), (5150, 13885), (5554, 12875)]