806720005

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{5701}}^1$

素因数の和:6037

約数の個数: 32

約数和(自身を含む): 1195504128

約数和(自身を除く): 388784123

約数列:

[1, 5, 7, 13, 35, 65, 91, 311, 455, 1555, 2177, 4043, 5701, 10885, 20215, 28301, 28505, 39907, 74113, 141505, 199535, 370565, 518791, 1773011, 2593955, 8865055, 12411077, 23049143, 62055385, 115245715, 161344001, 806720005]

約数ペア:

[(1, 806720005), (5, 161344001), (7, 115245715), (13, 62055385), (35, 23049143), (65, 12411077), (91, 8865055), (311, 2593955), (455, 1773011), (1555, 518791), (2177, 370565), (4043, 199535), (5701, 141505), (10885, 74113), (20215, 39907), (28301, 28505)]