34389490

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{431}}^1$

素因数の和:618

約数の個数: 32

約数和(自身を含む): 63452160

約数和(自身を除く): 29062670

約数列:

[1, 2, 5, 10, 79, 101, 158, 202, 395, 431, 505, 790, 862, 1010, 2155, 4310, 7979, 15958, 34049, 39895, 43531, 68098, 79790, 87062, 170245, 217655, 340490, 435310, 3438949, 6877898, 17194745, 34389490]

約数ペア:

[(1, 34389490), (2, 17194745), (5, 6877898), (10, 3438949), (79, 435310), (101, 340490), (158, 217655), (202, 170245), (395, 87062), (431, 79790), (505, 68098), (790, 43531), (862, 39895), (1010, 34049), (2155, 15958), (4310, 7979)]