72137728

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{5419}}^1$

素因数の和:5452

約数の個数: 44

約数和(自身を含む): 155326360

約数和(自身を除く): 83188632

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1024, 1664, 3328, 5419, 6656, 10838, 13312, 21676, 43352, 70447, 86704, 140894, 173408, 281788, 346816, 563576, 693632, 1127152, 1387264, 2254304, 2774528, 4508608, 5549056, 9017216, 18034432, 36068864, 72137728]

約数ペア:

[(1, 72137728), (2, 36068864), (4, 18034432), (8, 9017216), (13, 5549056), (16, 4508608), (26, 2774528), (32, 2254304), (52, 1387264), (64, 1127152), (104, 693632), (128, 563576), (208, 346816), (256, 281788), (416, 173408), (512, 140894), (832, 86704), (1024, 70447), (1664, 43352), (3328, 21676), (5419, 13312), (6656, 10838)]