72531880

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{78839}}^1$

素因数の和:78873

約数の個数: 32

約数和(自身を含む): 170294400

約数和(自身を除く): 97762520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 78839, 157678, 315356, 394195, 630712, 788390, 1576780, 1813297, 3153560, 3626594, 7253188, 9066485, 14506376, 18132970, 36265940, 72531880]

約数ペア:

[(1, 72531880), (2, 36265940), (4, 18132970), (5, 14506376), (8, 9066485), (10, 7253188), (20, 3626594), (23, 3153560), (40, 1813297), (46, 1576780), (92, 788390), (115, 630712), (184, 394195), (230, 315356), (460, 157678), (920, 78839)]