87320912

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:304

約数の個数: 80

約数和(自身を含む): 199987200

約数和(自身を除く): 112666288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 79, 112, 139, 142, 158, 278, 284, 316, 497, 553, 556, 568, 632, 973, 994, 1106, 1112, 1136, 1264, 1946, 1988, 2212, 2224, 3892, 3976, 4424, 5609, 7784, 7952, 8848, 9869, 10981, 11218, 15568, 19738, 21962, 22436, 39263, 39476, 43924, 44872, 69083, 76867, 78526, 78952, 87848, 89744, 138166, 153734, 157052, 157904, 175696, 276332, 307468, 314104, 552664, 614936, 628208, 779651, 1105328, 1229872, 1559302, 3118604, 5457557, 6237208, 10915114, 12474416, 21830228, 43660456, 87320912]

約数ペア:

[(1, 87320912), (2, 43660456), (4, 21830228), (7, 12474416), (8, 10915114), (14, 6237208), (16, 5457557), (28, 3118604), (56, 1559302), (71, 1229872), (79, 1105328), (112, 779651), (139, 628208), (142, 614936), (158, 552664), (278, 314104), (284, 307468), (316, 276332), (497, 175696), (553, 157904), (556, 157052), (568, 153734), (632, 138166), (973, 89744), (994, 87848), (1106, 78952), (1112, 78526), (1136, 76867), (1264, 69083), (1946, 44872), (1988, 43924), (2212, 39476), (2224, 39263), (3892, 22436), (3976, 21962), (4424, 19738), (5609, 15568), (7784, 11218), (7952, 10981), (8848, 9869)]