81512056

素因数分解:

$2^3\times {\mathrm{2539}}^1\times {\mathrm{4013}}^1$

素因数の和:6558

約数の個数: 16

約数和(自身を含む): 152933400

約数和(自身を除く): 71421344

約数列:

[1, 2, 4, 8, 2539, 4013, 5078, 8026, 10156, 16052, 20312, 32104, 10189007, 20378014, 40756028, 81512056]

約数ペア:

[(1, 81512056), (2, 40756028), (4, 20378014), (8, 10189007), (2539, 32104), (4013, 20312), (5078, 16052), (8026, 10156)]