66723920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{36263}}^1$

素因数の和:36299

約数の個数: 40

約数和(自身を含む): 161882496

約数和(自身を除く): 95158576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 36263, 72526, 145052, 181315, 290104, 362630, 580208, 725260, 834049, 1450520, 1668098, 2901040, 3336196, 4170245, 6672392, 8340490, 13344784, 16680980, 33361960, 66723920]

約数ペア:

[(1, 66723920), (2, 33361960), (4, 16680980), (5, 13344784), (8, 8340490), (10, 6672392), (16, 4170245), (20, 3336196), (23, 2901040), (40, 1668098), (46, 1450520), (80, 834049), (92, 725260), (115, 580208), (184, 362630), (230, 290104), (368, 181315), (460, 145052), (920, 72526), (1840, 36263)]