158978890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{119533}}^1$

素因数の和:119566

約数の個数: 32

約数和(自身を含む): 344257920

約数和(自身を除く): 185279030

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 119533, 239066, 597665, 836731, 1195330, 1673462, 2271127, 4183655, 4542254, 8367310, 11355635, 15897889, 22711270, 31795778, 79489445, 158978890]

約数ペア:

[(1, 158978890), (2, 79489445), (5, 31795778), (7, 22711270), (10, 15897889), (14, 11355635), (19, 8367310), (35, 4542254), (38, 4183655), (70, 2271127), (95, 1673462), (133, 1195330), (190, 836731), (266, 597665), (665, 239066), (1330, 119533)]