71272250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:456

約数の個数: 64

約数和(自身を含む): 154103040

約数和(自身を除く): 82830790

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 139, 175, 250, 278, 293, 350, 586, 695, 875, 973, 1390, 1465, 1750, 1946, 2051, 2930, 3475, 4102, 4865, 6950, 7325, 9730, 10255, 14650, 17375, 20510, 24325, 34750, 36625, 40727, 48650, 51275, 73250, 81454, 102550, 121625, 203635, 243250, 256375, 285089, 407270, 512750, 570178, 1018175, 1425445, 2036350, 2850890, 5090875, 7127225, 10181750, 14254450, 35636125, 71272250]

約数ペア:

[(1, 71272250), (2, 35636125), (5, 14254450), (7, 10181750), (10, 7127225), (14, 5090875), (25, 2850890), (35, 2036350), (50, 1425445), (70, 1018175), (125, 570178), (139, 512750), (175, 407270), (250, 285089), (278, 256375), (293, 243250), (350, 203635), (586, 121625), (695, 102550), (875, 81454), (973, 73250), (1390, 51275), (1465, 48650), (1750, 40727), (1946, 36625), (2051, 34750), (2930, 24325), (3475, 20510), (4102, 17375), (4865, 14650), (6950, 10255), (7325, 9730)]