28990621184

素因数分解:

$2^9\times 7^1\times {\mathrm{1231}}^1\times {\mathrm{6571}}^1$

素因数の和:7827

約数の個数: 80

約数和(自身を含む): 66263425536

約数和(自身を除く): 37272804352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 448, 512, 896, 1231, 1792, 2462, 3584, 4924, 6571, 8617, 9848, 13142, 17234, 19696, 26284, 34468, 39392, 45997, 52568, 68936, 78784, 91994, 105136, 137872, 157568, 183988, 210272, 275744, 315136, 367976, 420544, 551488, 630272, 735952, 841088, 1102976, 1471904, 1682176, 2205952, 2943808, 3364352, 4411904, 5887616, 8088901, 11775232, 16177802, 23550464, 32355604, 56622307, 64711208, 113244614, 129422416, 226489228, 258844832, 452978456, 517689664, 905956912, 1035379328, 1811913824, 2070758656, 3623827648, 4141517312, 7247655296, 14495310592, 28990621184]

約数ペア:

[(1, 28990621184), (2, 14495310592), (4, 7247655296), (7, 4141517312), (8, 3623827648), (14, 2070758656), (16, 1811913824), (28, 1035379328), (32, 905956912), (56, 517689664), (64, 452978456), (112, 258844832), (128, 226489228), (224, 129422416), (256, 113244614), (448, 64711208), (512, 56622307), (896, 32355604), (1231, 23550464), (1792, 16177802), (2462, 11775232), (3584, 8088901), (4924, 5887616), (6571, 4411904), (8617, 3364352), (9848, 2943808), (13142, 2205952), (17234, 1682176), (19696, 1471904), (26284, 1102976), (34468, 841088), (39392, 735952), (45997, 630272), (52568, 551488), (68936, 420544), (78784, 367976), (91994, 315136), (105136, 275744), (137872, 210272), (157568, 183988)]