65567728

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{811}}^1$

素因数の和:1013

約数の個数: 40

約数和(自身を含む): 132102656

約数和(自身を除く): 66534928

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 163, 248, 326, 496, 652, 811, 1304, 1622, 2608, 3244, 5053, 6488, 10106, 12976, 20212, 25141, 40424, 50282, 80848, 100564, 132193, 201128, 264386, 402256, 528772, 1057544, 2115088, 4097983, 8195966, 16391932, 32783864, 65567728]

約数ペア:

[(1, 65567728), (2, 32783864), (4, 16391932), (8, 8195966), (16, 4097983), (31, 2115088), (62, 1057544), (124, 528772), (163, 402256), (248, 264386), (326, 201128), (496, 132193), (652, 100564), (811, 80848), (1304, 50282), (1622, 40424), (2608, 25141), (3244, 20212), (5053, 12976), (6488, 10106)]