77538688

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{19541}}^1$

素因数の和:19586

約数の個数: 32

約数和(自身を含む): 159462720

約数和(自身を除く): 81924032

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 19541, 39082, 78164, 156328, 312656, 605771, 625312, 1211542, 1250624, 2423084, 2501248, 4846168, 9692336, 19384672, 38769344, 77538688]

約数ペア:

[(1, 77538688), (2, 38769344), (4, 19384672), (8, 9692336), (16, 4846168), (31, 2501248), (32, 2423084), (62, 1250624), (64, 1211542), (124, 625312), (128, 605771), (248, 312656), (496, 156328), (992, 78164), (1984, 39082), (3968, 19541)]