72771800

素因数分解:

$2^3\times 5^2\times {\mathrm{197}}^1\times {\mathrm{1847}}^1$

素因数の和:2060

約数の個数: 48

約数和(自身を含む): 170145360

約数和(自身を除く): 97373560

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 197, 200, 394, 788, 985, 1576, 1847, 1970, 3694, 3940, 4925, 7388, 7880, 9235, 9850, 14776, 18470, 19700, 36940, 39400, 46175, 73880, 92350, 184700, 363859, 369400, 727718, 1455436, 1819295, 2910872, 3638590, 7277180, 9096475, 14554360, 18192950, 36385900, 72771800]

約数ペア:

[(1, 72771800), (2, 36385900), (4, 18192950), (5, 14554360), (8, 9096475), (10, 7277180), (20, 3638590), (25, 2910872), (40, 1819295), (50, 1455436), (100, 727718), (197, 369400), (200, 363859), (394, 184700), (788, 92350), (985, 73880), (1576, 46175), (1847, 39400), (1970, 36940), (3694, 19700), (3940, 18470), (4925, 14776), (7388, 9850), (7880, 9235)]