78828090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{8237}}^1$

素因数の和:8287

約数の個数: 64

約数和(自身を含む): 213528960

約数和(自身を除く): 134700870

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 29, 30, 33, 55, 58, 66, 87, 110, 145, 165, 174, 290, 319, 330, 435, 638, 870, 957, 1595, 1914, 3190, 4785, 8237, 9570, 16474, 24711, 41185, 49422, 82370, 90607, 123555, 181214, 238873, 247110, 271821, 453035, 477746, 543642, 716619, 906070, 1194365, 1359105, 1433238, 2388730, 2627603, 2718210, 3583095, 5255206, 7166190, 7882809, 13138015, 15765618, 26276030, 39414045, 78828090]

約数ペア:

[(1, 78828090), (2, 39414045), (3, 26276030), (5, 15765618), (6, 13138015), (10, 7882809), (11, 7166190), (15, 5255206), (22, 3583095), (29, 2718210), (30, 2627603), (33, 2388730), (55, 1433238), (58, 1359105), (66, 1194365), (87, 906070), (110, 716619), (145, 543642), (165, 477746), (174, 453035), (290, 271821), (319, 247110), (330, 238873), (435, 181214), (638, 123555), (870, 90607), (957, 82370), (1595, 49422), (1914, 41185), (3190, 24711), (4785, 16474), (8237, 9570)]