80778776

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{776719}}^1$

素因数の和:776738

約数の個数: 16

約数和(自身を含む): 163111200

約数和(自身を除く): 82332424

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 776719, 1553438, 3106876, 6213752, 10097347, 20194694, 40389388, 80778776]

約数ペア:

[(1, 80778776), (2, 40389388), (4, 20194694), (8, 10097347), (13, 6213752), (26, 3106876), (52, 1553438), (104, 776719)]