72964280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79309}}^1$

素因数の和:79343

約数の個数: 32

約数和(自身を含む): 171309600

約数和(自身を除く): 98345320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 79309, 158618, 317236, 396545, 634472, 793090, 1586180, 1824107, 3172360, 3648214, 7296428, 9120535, 14592856, 18241070, 36482140, 72964280]

約数ペア:

[(1, 72964280), (2, 36482140), (4, 18241070), (5, 14592856), (8, 9120535), (10, 7296428), (20, 3648214), (23, 3172360), (40, 1824107), (46, 1586180), (92, 793090), (115, 634472), (184, 396545), (230, 317236), (460, 158618), (920, 79309)]