71320900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{733}}^1$

素因数の和:893

約数の個数: 72

約数和(自身を含む): 178391360

約数和(自身を除く): 107070460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 139, 140, 175, 278, 350, 556, 695, 700, 733, 973, 1390, 1466, 1946, 2780, 2932, 3475, 3665, 3892, 4865, 5131, 6950, 7330, 9730, 10262, 13900, 14660, 18325, 19460, 20524, 24325, 25655, 36650, 48650, 51310, 73300, 97300, 101887, 102620, 128275, 203774, 256550, 407548, 509435, 513100, 713209, 1018870, 1426418, 2037740, 2547175, 2852836, 3566045, 5094350, 7132090, 10188700, 14264180, 17830225, 35660450, 71320900]

約数ペア:

[(1, 71320900), (2, 35660450), (4, 17830225), (5, 14264180), (7, 10188700), (10, 7132090), (14, 5094350), (20, 3566045), (25, 2852836), (28, 2547175), (35, 2037740), (50, 1426418), (70, 1018870), (100, 713209), (139, 513100), (140, 509435), (175, 407548), (278, 256550), (350, 203774), (556, 128275), (695, 102620), (700, 101887), (733, 97300), (973, 73300), (1390, 51310), (1466, 48650), (1946, 36650), (2780, 25655), (2932, 24325), (3475, 20524), (3665, 19460), (3892, 18325), (4865, 14660), (5131, 13900), (6950, 10262), (7330, 9730)]