89036840

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{293}}^1$

素因数の和:482

約数の個数: 64

約数和(自身を含む): 205752960

約数和(自身を除く): 116716120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 107, 142, 214, 284, 293, 355, 428, 535, 568, 586, 710, 856, 1070, 1172, 1420, 1465, 2140, 2344, 2840, 2930, 4280, 5860, 7597, 11720, 15194, 20803, 30388, 31351, 37985, 41606, 60776, 62702, 75970, 83212, 104015, 125404, 151940, 156755, 166424, 208030, 250808, 303880, 313510, 416060, 627020, 832120, 1254040, 2225921, 4451842, 8903684, 11129605, 17807368, 22259210, 44518420, 89036840]

約数ペア:

[(1, 89036840), (2, 44518420), (4, 22259210), (5, 17807368), (8, 11129605), (10, 8903684), (20, 4451842), (40, 2225921), (71, 1254040), (107, 832120), (142, 627020), (214, 416060), (284, 313510), (293, 303880), (355, 250808), (428, 208030), (535, 166424), (568, 156755), (586, 151940), (710, 125404), (856, 104015), (1070, 83212), (1172, 75970), (1420, 62702), (1465, 60776), (2140, 41606), (2344, 37985), (2840, 31351), (2930, 30388), (4280, 20803), (5860, 15194), (7597, 11720)]