158173640

素因数分解:

$2^3\times 5^1\times {\mathrm{701}}^1\times {\mathrm{5641}}^1$

素因数の和:6353

約数の個数: 32

約数和(自身を含む): 356461560

約数和(自身を除く): 198287920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 701, 1402, 2804, 3505, 5608, 5641, 7010, 11282, 14020, 22564, 28040, 28205, 45128, 56410, 112820, 225640, 3954341, 7908682, 15817364, 19771705, 31634728, 39543410, 79086820, 158173640]

約数ペア:

[(1, 158173640), (2, 79086820), (4, 39543410), (5, 31634728), (8, 19771705), (10, 15817364), (20, 7908682), (40, 3954341), (701, 225640), (1402, 112820), (2804, 56410), (3505, 45128), (5608, 28205), (5641, 28040), (7010, 22564), (11282, 14020)]