72648880

素因数分解:

$2^4\times 5^1\times {\mathrm{601}}^1\times {\mathrm{1511}}^1$

素因数の和:2125

約数の個数: 40

約数和(自身を含む): 169301664

約数和(自身を除く): 96652784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 601, 1202, 1511, 2404, 3005, 3022, 4808, 6010, 6044, 7555, 9616, 12020, 12088, 15110, 24040, 24176, 30220, 48080, 60440, 120880, 908111, 1816222, 3632444, 4540555, 7264888, 9081110, 14529776, 18162220, 36324440, 72648880]

約数ペア:

[(1, 72648880), (2, 36324440), (4, 18162220), (5, 14529776), (8, 9081110), (10, 7264888), (16, 4540555), (20, 3632444), (40, 1816222), (80, 908111), (601, 120880), (1202, 60440), (1511, 48080), (2404, 30220), (3005, 24176), (3022, 24040), (4808, 15110), (6010, 12088), (6044, 12020), (7555, 9616)]