197261570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{77969}}^1$

素因数の和:78010

約数の個数: 32

約数和(自身を含む): 404196480

約数和(自身を除く): 206934910

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 77969, 155938, 389845, 779690, 857659, 1715318, 1793287, 3586574, 4288295, 8576590, 8966435, 17932870, 19726157, 39452314, 98630785, 197261570]

約数ペア:

[(1, 197261570), (2, 98630785), (5, 39452314), (10, 19726157), (11, 17932870), (22, 8966435), (23, 8576590), (46, 4288295), (55, 3586574), (110, 1793287), (115, 1715318), (230, 857659), (253, 779690), (506, 389845), (1265, 155938), (2530, 77969)]