85438764

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{569}}^1$

素因数の和:719

約数の個数: 72

約数和(自身を含む): 223663440

約数和(自身を除く): 138224676

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 97, 129, 172, 194, 258, 291, 387, 388, 516, 569, 582, 774, 873, 1138, 1164, 1548, 1707, 1746, 2276, 3414, 3492, 4171, 5121, 6828, 8342, 10242, 12513, 16684, 20484, 24467, 25026, 37539, 48934, 50052, 55193, 73401, 75078, 97868, 110386, 146802, 150156, 165579, 220203, 220772, 293604, 331158, 440406, 496737, 662316, 880812, 993474, 1986948, 2373299, 4746598, 7119897, 9493196, 14239794, 21359691, 28479588, 42719382, 85438764]

約数ペア:

[(1, 85438764), (2, 42719382), (3, 28479588), (4, 21359691), (6, 14239794), (9, 9493196), (12, 7119897), (18, 4746598), (36, 2373299), (43, 1986948), (86, 993474), (97, 880812), (129, 662316), (172, 496737), (194, 440406), (258, 331158), (291, 293604), (387, 220772), (388, 220203), (516, 165579), (569, 150156), (582, 146802), (774, 110386), (873, 97868), (1138, 75078), (1164, 73401), (1548, 55193), (1707, 50052), (1746, 48934), (2276, 37539), (3414, 25026), (3492, 24467), (4171, 20484), (5121, 16684), (6828, 12513), (8342, 10242)]