39954512

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:196

約数の個数: 80

約数和(自身を含む): 87827712

約数和(自身を除く): 47873200

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 61, 67, 94, 104, 122, 134, 188, 208, 244, 268, 376, 488, 536, 611, 752, 793, 871, 976, 1072, 1222, 1586, 1742, 2444, 2867, 3149, 3172, 3484, 4087, 4888, 5734, 6298, 6344, 6968, 8174, 9776, 11468, 12596, 12688, 13936, 16348, 22936, 25192, 32696, 37271, 40937, 45872, 50384, 53131, 65392, 74542, 81874, 106262, 149084, 163748, 192089, 212524, 298168, 327496, 384178, 425048, 596336, 654992, 768356, 850096, 1536712, 2497157, 3073424, 4994314, 9988628, 19977256, 39954512]

約数ペア:

[(1, 39954512), (2, 19977256), (4, 9988628), (8, 4994314), (13, 3073424), (16, 2497157), (26, 1536712), (47, 850096), (52, 768356), (61, 654992), (67, 596336), (94, 425048), (104, 384178), (122, 327496), (134, 298168), (188, 212524), (208, 192089), (244, 163748), (268, 149084), (376, 106262), (488, 81874), (536, 74542), (611, 65392), (752, 53131), (793, 50384), (871, 45872), (976, 40937), (1072, 37271), (1222, 32696), (1586, 25192), (1742, 22936), (2444, 16348), (2867, 13936), (3149, 12688), (3172, 12596), (3484, 11468), (4087, 9776), (4888, 8174), (5734, 6968), (6298, 6344)]