98523640

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{12503}}^1$

素因数の和:12711

約数の個数: 32

約数和(自身を含む): 222821280

約数和(自身を除く): 124297640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7880, 12503, 25006, 50012, 62515, 100024, 125030, 250060, 500120, 2463091, 4926182, 9852364, 12315455, 19704728, 24630910, 49261820, 98523640]

約数ペア:

[(1, 98523640), (2, 49261820), (4, 24630910), (5, 19704728), (8, 12315455), (10, 9852364), (20, 4926182), (40, 2463091), (197, 500120), (394, 250060), (788, 125030), (985, 100024), (1576, 62515), (1970, 50012), (3940, 25006), (7880, 12503)]