139472800

素因数分解:

$2^5\times 5^2\times {\mathrm{313}}^1\times {\mathrm{557}}^1$

素因数の和:890

約数の個数: 72

約数和(自身を含む): 342189036

約数和(自身を除く): 202716236

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 313, 400, 557, 626, 800, 1114, 1252, 1565, 2228, 2504, 2785, 3130, 4456, 5008, 5570, 6260, 7825, 8912, 10016, 11140, 12520, 13925, 15650, 17824, 22280, 25040, 27850, 31300, 44560, 50080, 55700, 62600, 89120, 111400, 125200, 174341, 222800, 250400, 348682, 445600, 697364, 871705, 1394728, 1743410, 2789456, 3486820, 4358525, 5578912, 6973640, 8717050, 13947280, 17434100, 27894560, 34868200, 69736400, 139472800]

約数ペア:

[(1, 139472800), (2, 69736400), (4, 34868200), (5, 27894560), (8, 17434100), (10, 13947280), (16, 8717050), (20, 6973640), (25, 5578912), (32, 4358525), (40, 3486820), (50, 2789456), (80, 1743410), (100, 1394728), (160, 871705), (200, 697364), (313, 445600), (400, 348682), (557, 250400), (626, 222800), (800, 174341), (1114, 125200), (1252, 111400), (1565, 89120), (2228, 62600), (2504, 55700), (2785, 50080), (3130, 44560), (4456, 31300), (5008, 27850), (5570, 25040), (6260, 22280), (7825, 17824), (8912, 15650), (10016, 13925), (11140, 12520)]