71302280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{6211}}^1$

素因数の和:6270

約数の個数: 64

約数和(自身を含む): 187850880

約数和(自身を除く): 116548600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1148, 1435, 1640, 2296, 2870, 5740, 6211, 11480, 12422, 24844, 31055, 43477, 49688, 62110, 86954, 124220, 173908, 217385, 248440, 254651, 347816, 434770, 509302, 869540, 1018604, 1273255, 1739080, 1782557, 2037208, 2546510, 3565114, 5093020, 7130228, 8912785, 10186040, 14260456, 17825570, 35651140, 71302280]

約数ペア:

[(1, 71302280), (2, 35651140), (4, 17825570), (5, 14260456), (7, 10186040), (8, 8912785), (10, 7130228), (14, 5093020), (20, 3565114), (28, 2546510), (35, 2037208), (40, 1782557), (41, 1739080), (56, 1273255), (70, 1018604), (82, 869540), (140, 509302), (164, 434770), (205, 347816), (280, 254651), (287, 248440), (328, 217385), (410, 173908), (574, 124220), (820, 86954), (1148, 62110), (1435, 49688), (1640, 43477), (2296, 31055), (2870, 24844), (5740, 12422), (6211, 11480)]