72878272

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:489

約数の個数: 56

約数和(自身を含む): 151099520

約数和(自身を除く): 78221248

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 109, 124, 218, 248, 337, 436, 496, 674, 872, 992, 1348, 1744, 1984, 2696, 3379, 3488, 5392, 6758, 6976, 10447, 10784, 13516, 20894, 21568, 27032, 36733, 41788, 54064, 73466, 83576, 108128, 146932, 167152, 216256, 293864, 334304, 587728, 668608, 1138723, 1175456, 2277446, 2350912, 4554892, 9109784, 18219568, 36439136, 72878272]

約数ペア:

[(1, 72878272), (2, 36439136), (4, 18219568), (8, 9109784), (16, 4554892), (31, 2350912), (32, 2277446), (62, 1175456), (64, 1138723), (109, 668608), (124, 587728), (218, 334304), (248, 293864), (337, 216256), (436, 167152), (496, 146932), (674, 108128), (872, 83576), (992, 73466), (1348, 54064), (1744, 41788), (1984, 36733), (2696, 27032), (3379, 21568), (3488, 20894), (5392, 13516), (6758, 10784), (6976, 10447)]