65523290

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{2729}}^1$

素因数の和:2764

約数の個数: 40

約数和(自身を含む): 137641140

約数和(自身を除く): 72117850

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 2401, 2729, 3430, 4802, 5458, 12005, 13645, 19103, 24010, 27290, 38206, 95515, 133721, 191030, 267442, 668605, 936047, 1337210, 1872094, 4680235, 6552329, 9360470, 13104658, 32761645, 65523290]

約数ペア:

[(1, 65523290), (2, 32761645), (5, 13104658), (7, 9360470), (10, 6552329), (14, 4680235), (35, 1872094), (49, 1337210), (70, 936047), (98, 668605), (245, 267442), (343, 191030), (490, 133721), (686, 95515), (1715, 38206), (2401, 27290), (2729, 24010), (3430, 19103), (4802, 13645), (5458, 12005)]