87565660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{3701}}^1$

素因数の和:3743

約数の個数: 72

約数和(自身を含む): 227628576

約数和(自身を除く): 140062916

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 1183, 1690, 1820, 2366, 3380, 3701, 4732, 5915, 7402, 11830, 14804, 18505, 23660, 25907, 37010, 48113, 51814, 74020, 96226, 103628, 129535, 192452, 240565, 259070, 336791, 481130, 518140, 625469, 673582, 962260, 1250938, 1347164, 1683955, 2501876, 3127345, 3367910, 4378283, 6254690, 6735820, 8756566, 12509380, 17513132, 21891415, 43782830, 87565660]

約数ペア:

[(1, 87565660), (2, 43782830), (4, 21891415), (5, 17513132), (7, 12509380), (10, 8756566), (13, 6735820), (14, 6254690), (20, 4378283), (26, 3367910), (28, 3127345), (35, 2501876), (52, 1683955), (65, 1347164), (70, 1250938), (91, 962260), (130, 673582), (140, 625469), (169, 518140), (182, 481130), (260, 336791), (338, 259070), (364, 240565), (455, 192452), (676, 129535), (845, 103628), (910, 96226), (1183, 74020), (1690, 51814), (1820, 48113), (2366, 37010), (3380, 25907), (3701, 23660), (4732, 18505), (5915, 14804), (7402, 11830)]