80468157

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:730

約数の個数: 64

約数和(自身を含む): 146423808

約数和(自身を除く): 65955651

約数列:

[1, 3, 7, 11, 17, 21, 31, 33, 51, 77, 93, 119, 187, 217, 231, 341, 357, 527, 561, 651, 661, 1023, 1309, 1581, 1983, 2387, 3689, 3927, 4627, 5797, 7161, 7271, 11067, 11237, 13881, 17391, 20491, 21813, 33711, 40579, 50897, 61473, 78659, 121737, 123607, 143437, 152691, 225401, 235977, 348347, 370821, 430311, 676203, 865249, 1045041, 1577807, 2438429, 2595747, 3831817, 4733421, 7315287, 11495451, 26822719, 80468157]

約数ペア:

[(1, 80468157), (3, 26822719), (7, 11495451), (11, 7315287), (17, 4733421), (21, 3831817), (31, 2595747), (33, 2438429), (51, 1577807), (77, 1045041), (93, 865249), (119, 676203), (187, 430311), (217, 370821), (231, 348347), (341, 235977), (357, 225401), (527, 152691), (561, 143437), (651, 123607), (661, 121737), (1023, 78659), (1309, 61473), (1581, 50897), (1983, 40579), (2387, 33711), (3689, 21813), (3927, 20491), (4627, 17391), (5797, 13881), (7161, 11237), (7271, 11067)]