81724465

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{2861}}^1$

素因数の和:3092

約数の個数: 16

約数和(自身を含む): 102001680

約数和(自身を除く): 20277215

約数列:

[1, 5, 29, 145, 197, 985, 2861, 5713, 14305, 28565, 82969, 414845, 563617, 2818085, 16344893, 81724465]

約数ペア:

[(1, 81724465), (5, 16344893), (29, 2818085), (145, 563617), (197, 414845), (985, 82969), (2861, 28565), (5713, 14305)]