80145468

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{171251}}^1$

素因数の和:171274

約数の個数: 36

約数和(自身を含む): 218175048

約数和(自身を除く): 138029580

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 171251, 342502, 513753, 685004, 1027506, 1541259, 2055012, 2226263, 3082518, 4452526, 6165036, 6678789, 8905052, 13357578, 20036367, 26715156, 40072734, 80145468]

約数ペア:

[(1, 80145468), (2, 40072734), (3, 26715156), (4, 20036367), (6, 13357578), (9, 8905052), (12, 6678789), (13, 6165036), (18, 4452526), (26, 3082518), (36, 2226263), (39, 2055012), (52, 1541259), (78, 1027506), (117, 685004), (156, 513753), (234, 342502), (468, 171251)]