125079920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{557}}^1$

素因数の和:978

約数の個数: 80

約数和(自身を含む): 333782208

約数和(自身を除く): 208702288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 401, 557, 560, 802, 1114, 1604, 2005, 2228, 2785, 2807, 3208, 3899, 4010, 4456, 5570, 5614, 6416, 7798, 8020, 8912, 11140, 11228, 14035, 15596, 16040, 19495, 22280, 22456, 28070, 31192, 32080, 38990, 44560, 44912, 56140, 62384, 77980, 112280, 155960, 223357, 224560, 311920, 446714, 893428, 1116785, 1563499, 1786856, 2233570, 3126998, 3573712, 4467140, 6253996, 7817495, 8934280, 12507992, 15634990, 17868560, 25015984, 31269980, 62539960, 125079920]

約数ペア:

[(1, 125079920), (2, 62539960), (4, 31269980), (5, 25015984), (7, 17868560), (8, 15634990), (10, 12507992), (14, 8934280), (16, 7817495), (20, 6253996), (28, 4467140), (35, 3573712), (40, 3126998), (56, 2233570), (70, 1786856), (80, 1563499), (112, 1116785), (140, 893428), (280, 446714), (401, 311920), (557, 224560), (560, 223357), (802, 155960), (1114, 112280), (1604, 77980), (2005, 62384), (2228, 56140), (2785, 44912), (2807, 44560), (3208, 38990), (3899, 32080), (4010, 31192), (4456, 28070), (5570, 22456), (5614, 22280), (6416, 19495), (7798, 16040), (8020, 15596), (8912, 14035), (11140, 11228)]