86227180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{263}}^1$

素因数の和:395

約数の個数: 72

約数和(自身を含む): 198852192

約数和(自身を除く): 112625012

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 169, 194, 260, 263, 338, 388, 485, 526, 676, 845, 970, 1052, 1261, 1315, 1690, 1940, 2522, 2630, 3380, 3419, 5044, 5260, 6305, 6838, 12610, 13676, 16393, 17095, 25220, 25511, 32786, 34190, 44447, 51022, 65572, 68380, 81965, 88894, 102044, 127555, 163930, 177788, 222235, 255110, 327860, 331643, 444470, 510220, 663286, 888940, 1326572, 1658215, 3316430, 4311359, 6632860, 8622718, 17245436, 21556795, 43113590, 86227180]

約数ペア:

[(1, 86227180), (2, 43113590), (4, 21556795), (5, 17245436), (10, 8622718), (13, 6632860), (20, 4311359), (26, 3316430), (52, 1658215), (65, 1326572), (97, 888940), (130, 663286), (169, 510220), (194, 444470), (260, 331643), (263, 327860), (338, 255110), (388, 222235), (485, 177788), (526, 163930), (676, 127555), (845, 102044), (970, 88894), (1052, 81965), (1261, 68380), (1315, 65572), (1690, 51022), (1940, 44447), (2522, 34190), (2630, 32786), (3380, 25511), (3419, 25220), (5044, 17095), (5260, 16393), (6305, 13676), (6838, 12610)]