87817180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{9283}}^1$

素因数の和:9346

約数の個数: 48

約数和(自身を含む): 205881984

約数和(自身を除く): 118064804

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4730, 9283, 9460, 18566, 37132, 46415, 92830, 102113, 185660, 204226, 399169, 408452, 510565, 798338, 1021130, 1596676, 1995845, 2042260, 3991690, 4390859, 7983380, 8781718, 17563436, 21954295, 43908590, 87817180]

約数ペア:

[(1, 87817180), (2, 43908590), (4, 21954295), (5, 17563436), (10, 8781718), (11, 7983380), (20, 4390859), (22, 3991690), (43, 2042260), (44, 1995845), (55, 1596676), (86, 1021130), (110, 798338), (172, 510565), (215, 408452), (220, 399169), (430, 204226), (473, 185660), (860, 102113), (946, 92830), (1892, 46415), (2365, 37132), (4730, 18566), (9283, 9460)]