200509928

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{641}}^2$

素因数の和:1349

約数の個数: 24

約数和(自身を含む): 382716390

約数和(自身を除く): 182206462

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 641, 1282, 2564, 5128, 39101, 78202, 156404, 312808, 410881, 821762, 1643524, 3287048, 25063741, 50127482, 100254964, 200509928]

約数ペア:

[(1, 200509928), (2, 100254964), (4, 50127482), (8, 25063741), (61, 3287048), (122, 1643524), (244, 821762), (488, 410881), (641, 312808), (1282, 156404), (2564, 78202), (5128, 39101)]