85770580

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{12503}}^1$

素因数の和:12533

約数の個数: 48

約数和(自身を含む): 210067200

約数和(自身を除く): 124296620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 12503, 25006, 50012, 62515, 87521, 125030, 175042, 250060, 350084, 437605, 612647, 875210, 1225294, 1750420, 2450588, 3063235, 4288529, 6126470, 8577058, 12252940, 17154116, 21442645, 42885290, 85770580]

約数ペア:

[(1, 85770580), (2, 42885290), (4, 21442645), (5, 17154116), (7, 12252940), (10, 8577058), (14, 6126470), (20, 4288529), (28, 3063235), (35, 2450588), (49, 1750420), (70, 1225294), (98, 875210), (140, 612647), (196, 437605), (245, 350084), (343, 250060), (490, 175042), (686, 125030), (980, 87521), (1372, 62515), (1715, 50012), (3430, 25006), (6860, 12503)]