407820085

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{51721}}^1$

素因数の和:51828

約数の個数: 16

約数和(自身を含む): 521357760

約数和(自身を除く): 113537675

約数列:

[1, 5, 19, 83, 95, 415, 1577, 7885, 51721, 258605, 982699, 4292843, 4913495, 21464215, 81564017, 407820085]

約数ペア:

[(1, 407820085), (5, 81564017), (19, 21464215), (83, 4913495), (95, 4292843), (415, 982699), (1577, 258605), (7885, 51721)]