68276800

素因数分解:

$2^6\times 5^2\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:468

約数の個数: 84

約数和(自身を含む): 169763440

約数和(自身を除く): 101486640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 139, 160, 200, 278, 307, 320, 400, 556, 614, 695, 800, 1112, 1228, 1390, 1535, 1600, 2224, 2456, 2780, 3070, 3475, 4448, 4912, 5560, 6140, 6950, 7675, 8896, 9824, 11120, 12280, 13900, 15350, 19648, 22240, 24560, 27800, 30700, 42673, 44480, 49120, 55600, 61400, 85346, 98240, 111200, 122800, 170692, 213365, 222400, 245600, 341384, 426730, 491200, 682768, 853460, 1066825, 1365536, 1706920, 2133650, 2731072, 3413840, 4267300, 6827680, 8534600, 13655360, 17069200, 34138400, 68276800]

約数ペア:

[(1, 68276800), (2, 34138400), (4, 17069200), (5, 13655360), (8, 8534600), (10, 6827680), (16, 4267300), (20, 3413840), (25, 2731072), (32, 2133650), (40, 1706920), (50, 1365536), (64, 1066825), (80, 853460), (100, 682768), (139, 491200), (160, 426730), (200, 341384), (278, 245600), (307, 222400), (320, 213365), (400, 170692), (556, 122800), (614, 111200), (695, 98240), (800, 85346), (1112, 61400), (1228, 55600), (1390, 49120), (1535, 44480), (1600, 42673), (2224, 30700), (2456, 27800), (2780, 24560), (3070, 22240), (3475, 19648), (4448, 15350), (4912, 13900), (5560, 12280), (6140, 11120), (6950, 9824), (7675, 8896)]