80242745

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{277}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 110488320

約数和(自身を除く): 30245575

約数列:

[1, 5, 11, 23, 55, 115, 229, 253, 277, 1145, 1265, 1385, 2519, 3047, 5267, 6371, 12595, 15235, 26335, 31855, 57937, 63433, 70081, 289685, 317165, 350405, 697763, 1458959, 3488815, 7294795, 16048549, 80242745]

約数ペア:

[(1, 80242745), (5, 16048549), (11, 7294795), (23, 3488815), (55, 1458959), (115, 697763), (229, 350405), (253, 317165), (277, 289685), (1145, 70081), (1265, 63433), (1385, 57937), (2519, 31855), (3047, 26335), (5267, 15235), (6371, 12595)]