29126563720

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1\times {\mathrm{53279}}^1$

素因数の和:53542

約数の個数: 64

約数和(自身を含む): 66749184000

約数和(自身を除く): 37622620280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 158, 173, 316, 346, 395, 632, 692, 790, 865, 1384, 1580, 1730, 3160, 3460, 6920, 13667, 27334, 53279, 54668, 68335, 106558, 109336, 136670, 213116, 266395, 273340, 426232, 532790, 546680, 1065580, 2131160, 4209041, 8418082, 9217267, 16836164, 18434534, 21045205, 33672328, 36869068, 42090410, 46086335, 73738136, 84180820, 92172670, 168361640, 184345340, 368690680, 728164093, 1456328186, 2912656372, 3640820465, 5825312744, 7281640930, 14563281860, 29126563720]

約数ペア:

[(1, 29126563720), (2, 14563281860), (4, 7281640930), (5, 5825312744), (8, 3640820465), (10, 2912656372), (20, 1456328186), (40, 728164093), (79, 368690680), (158, 184345340), (173, 168361640), (316, 92172670), (346, 84180820), (395, 73738136), (632, 46086335), (692, 42090410), (790, 36869068), (865, 33672328), (1384, 21045205), (1580, 18434534), (1730, 16836164), (3160, 9217267), (3460, 8418082), (6920, 4209041), (13667, 2131160), (27334, 1065580), (53279, 546680), (54668, 532790), (68335, 426232), (106558, 273340), (109336, 266395), (136670, 213116)]