80540810

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:292

約数の個数: 96

約数和(自身を含む): 182710080

約数和(自身を除く): 102169270

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 41, 49, 70, 82, 95, 98, 133, 190, 205, 211, 245, 266, 287, 410, 422, 490, 574, 665, 779, 931, 1055, 1330, 1435, 1477, 1558, 1862, 2009, 2110, 2870, 2954, 3895, 4009, 4018, 4655, 5453, 7385, 7790, 8018, 8651, 9310, 10045, 10339, 10906, 14770, 17302, 20045, 20090, 20678, 27265, 28063, 38171, 40090, 43255, 51695, 54530, 56126, 60557, 76342, 86510, 103390, 121114, 140315, 164369, 190855, 196441, 280630, 302785, 328738, 381710, 392882, 423899, 605570, 821845, 847798, 982205, 1150583, 1643690, 1964410, 2119495, 2301166, 4238990, 5752915, 8054081, 11505830, 16108162, 40270405, 80540810]

約数ペア:

[(1, 80540810), (2, 40270405), (5, 16108162), (7, 11505830), (10, 8054081), (14, 5752915), (19, 4238990), (35, 2301166), (38, 2119495), (41, 1964410), (49, 1643690), (70, 1150583), (82, 982205), (95, 847798), (98, 821845), (133, 605570), (190, 423899), (205, 392882), (211, 381710), (245, 328738), (266, 302785), (287, 280630), (410, 196441), (422, 190855), (490, 164369), (574, 140315), (665, 121114), (779, 103390), (931, 86510), (1055, 76342), (1330, 60557), (1435, 56126), (1477, 54530), (1558, 51695), (1862, 43255), (2009, 40090), (2110, 38171), (2870, 28063), (2954, 27265), (3895, 20678), (4009, 20090), (4018, 20045), (4655, 17302), (5453, 14770), (7385, 10906), (7790, 10339), (8018, 10045), (8651, 9310)]