872115265

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{20441}}^1$

素因数の和:20529

約数の個数: 32

約数和(自身を含む): 1271655936

約数和(自身を除く): 399540671

約数列:

[1, 5, 7, 23, 35, 53, 115, 161, 265, 371, 805, 1219, 1855, 6095, 8533, 20441, 42665, 102205, 143087, 470143, 715435, 1083373, 2350715, 3291001, 5416865, 7583611, 16455005, 24917579, 37918055, 124587895, 174423053, 872115265]

約数ペア:

[(1, 872115265), (5, 174423053), (7, 124587895), (23, 37918055), (35, 24917579), (53, 16455005), (115, 7583611), (161, 5416865), (265, 3291001), (371, 2350715), (805, 1083373), (1219, 715435), (1855, 470143), (6095, 143087), (8533, 102205), (20441, 42665)]