81068936

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{10979}}^1$

素因数の和:11069

約数の個数: 32

約数和(自身を含む): 166017600

約数和(自身を除く): 84948664

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 284, 568, 923, 1846, 3692, 7384, 10979, 21958, 43916, 87832, 142727, 285454, 570908, 779509, 1141816, 1559018, 3118036, 6236072, 10133617, 20267234, 40534468, 81068936]

約数ペア:

[(1, 81068936), (2, 40534468), (4, 20267234), (8, 10133617), (13, 6236072), (26, 3118036), (52, 1559018), (71, 1141816), (104, 779509), (142, 570908), (284, 285454), (568, 142727), (923, 87832), (1846, 43916), (3692, 21958), (7384, 10979)]