80998996

素因数分解:

$2^2\times {\mathrm{13}}^4\times {\mathrm{709}}^1$

素因数の和:765

約数の個数: 30

約数和(自身を含む): 153776770

約数和(自身を除く): 72777774

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 709, 1418, 2197, 2836, 4394, 8788, 9217, 18434, 28561, 36868, 57122, 114244, 119821, 239642, 479284, 1557673, 3115346, 6230692, 20249749, 40499498, 80998996]

約数ペア:

[(1, 80998996), (2, 40499498), (4, 20249749), (13, 6230692), (26, 3115346), (52, 1557673), (169, 479284), (338, 239642), (676, 119821), (709, 114244), (1418, 57122), (2197, 36868), (2836, 28561), (4394, 18434), (8788, 9217)]