164996848

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{10427}}^1$

素因数の和:10501

約数の個数: 40

約数和(自身を含む): 341371008

約数和(自身を除く): 176374160

約数列:

[1, 2, 4, 8, 16, 23, 43, 46, 86, 92, 172, 184, 344, 368, 688, 989, 1978, 3956, 7912, 10427, 15824, 20854, 41708, 83416, 166832, 239821, 448361, 479642, 896722, 959284, 1793444, 1918568, 3586888, 3837136, 7173776, 10312303, 20624606, 41249212, 82498424, 164996848]

約数ペア:

[(1, 164996848), (2, 82498424), (4, 41249212), (8, 20624606), (16, 10312303), (23, 7173776), (43, 3837136), (46, 3586888), (86, 1918568), (92, 1793444), (172, 959284), (184, 896722), (344, 479642), (368, 448361), (688, 239821), (989, 166832), (1978, 83416), (3956, 41708), (7912, 20854), (10427, 15824)]