76444280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2447}}^1$

素因数の和:2540

約数の個数: 64

約数和(自身を含む): 190356480

約数和(自身を除く): 113912200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 71, 88, 110, 142, 220, 284, 355, 440, 568, 710, 781, 1420, 1562, 2447, 2840, 3124, 3905, 4894, 6248, 7810, 9788, 12235, 15620, 19576, 24470, 26917, 31240, 48940, 53834, 97880, 107668, 134585, 173737, 215336, 269170, 347474, 538340, 694948, 868685, 1076680, 1389896, 1737370, 1911107, 3474740, 3822214, 6949480, 7644428, 9555535, 15288856, 19111070, 38222140, 76444280]

約数ペア:

[(1, 76444280), (2, 38222140), (4, 19111070), (5, 15288856), (8, 9555535), (10, 7644428), (11, 6949480), (20, 3822214), (22, 3474740), (40, 1911107), (44, 1737370), (55, 1389896), (71, 1076680), (88, 868685), (110, 694948), (142, 538340), (220, 347474), (284, 269170), (355, 215336), (440, 173737), (568, 134585), (710, 107668), (781, 97880), (1420, 53834), (1562, 48940), (2447, 31240), (2840, 26917), (3124, 24470), (3905, 19576), (4894, 15620), (6248, 12235), (7810, 9788)]