264339728

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{6421}}^1$

素因数の和:6543

約数の個数: 40

約数和(自身を含む): 535132416

約数和(自身を除く): 270792688

約数列:

[1, 2, 4, 8, 16, 31, 62, 83, 124, 166, 248, 332, 496, 664, 1328, 2573, 5146, 6421, 10292, 12842, 20584, 25684, 41168, 51368, 102736, 199051, 398102, 532943, 796204, 1065886, 1592408, 2131772, 3184816, 4263544, 8527088, 16521233, 33042466, 66084932, 132169864, 264339728]

約数ペア:

[(1, 264339728), (2, 132169864), (4, 66084932), (8, 33042466), (16, 16521233), (31, 8527088), (62, 4263544), (83, 3184816), (124, 2131772), (166, 1592408), (248, 1065886), (332, 796204), (496, 532943), (664, 398102), (1328, 199051), (2573, 102736), (5146, 51368), (6421, 41168), (10292, 25684), (12842, 20584)]