201252805

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 276880464

約数和(自身を除く): 75627659

約数列:

[1, 5, 13, 37, 41, 65, 157, 169, 185, 205, 481, 533, 785, 845, 1517, 2041, 2405, 2665, 5809, 6253, 6437, 6929, 7585, 10205, 19721, 26533, 29045, 31265, 32185, 34645, 75517, 83681, 98605, 132665, 238169, 256373, 377585, 418405, 981721, 1087853, 1190845, 1281865, 3096197, 4908605, 5439265, 15480985, 40250561, 201252805]

約数ペア:

[(1, 201252805), (5, 40250561), (13, 15480985), (37, 5439265), (41, 4908605), (65, 3096197), (157, 1281865), (169, 1190845), (185, 1087853), (205, 981721), (481, 418405), (533, 377585), (785, 256373), (845, 238169), (1517, 132665), (2041, 98605), (2405, 83681), (2665, 75517), (5809, 34645), (6253, 32185), (6437, 31265), (6929, 29045), (7585, 26533), (10205, 19721)]