67423340

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 144883200

約数和(自身を除く): 77459860

約数列:

[1, 2, 4, 5, 10, 20, 79, 139, 158, 278, 307, 316, 395, 556, 614, 695, 790, 1228, 1390, 1535, 1580, 2780, 3070, 6140, 10981, 21962, 24253, 42673, 43924, 48506, 54905, 85346, 97012, 109810, 121265, 170692, 213365, 219620, 242530, 426730, 485060, 853460, 3371167, 6742334, 13484668, 16855835, 33711670, 67423340]

約数ペア:

[(1, 67423340), (2, 33711670), (4, 16855835), (5, 13484668), (10, 6742334), (20, 3371167), (79, 853460), (139, 485060), (158, 426730), (278, 242530), (307, 219620), (316, 213365), (395, 170692), (556, 121265), (614, 109810), (695, 97012), (790, 85346), (1228, 54905), (1390, 48506), (1535, 43924), (1580, 42673), (2780, 24253), (3070, 21962), (6140, 10981)]