80123290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{9199}}^1$

素因数の和:9286

約数の個数: 32

約数和(自身を含む): 157651200

約数和(自身を除く): 77527910

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 130, 134, 335, 670, 871, 1742, 4355, 8710, 9199, 18398, 45995, 91990, 119587, 239174, 597935, 616333, 1195870, 1232666, 3081665, 6163330, 8012329, 16024658, 40061645, 80123290]

約数ペア:

[(1, 80123290), (2, 40061645), (5, 16024658), (10, 8012329), (13, 6163330), (26, 3081665), (65, 1232666), (67, 1195870), (130, 616333), (134, 597935), (335, 239174), (670, 119587), (871, 91990), (1742, 45995), (4355, 18398), (8710, 9199)]