200505904

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{12671}}^1$

素因数の和:12745

約数の個数: 40

約数和(自身を含む): 414830592

約数和(自身を除く): 214324688

約数列:

[1, 2, 4, 8, 16, 23, 43, 46, 86, 92, 172, 184, 344, 368, 688, 989, 1978, 3956, 7912, 12671, 15824, 25342, 50684, 101368, 202736, 291433, 544853, 582866, 1089706, 1165732, 2179412, 2331464, 4358824, 4662928, 8717648, 12531619, 25063238, 50126476, 100252952, 200505904]

約数ペア:

[(1, 200505904), (2, 100252952), (4, 50126476), (8, 25063238), (16, 12531619), (23, 8717648), (43, 4662928), (46, 4358824), (86, 2331464), (92, 2179412), (172, 1165732), (184, 1089706), (344, 582866), (368, 544853), (688, 291433), (989, 202736), (1978, 101368), (3956, 50684), (7912, 25342), (12671, 15824)]