201225505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{281}}^1\times {\mathrm{479}}^1$

素因数の和:801

約数の個数: 32

約数和(自身を含む): 272885760

約数和(自身を除く): 71660255

約数列:

[1, 5, 13, 23, 65, 115, 281, 299, 479, 1405, 1495, 2395, 3653, 6227, 6463, 11017, 18265, 31135, 32315, 55085, 84019, 134599, 143221, 420095, 672995, 716105, 1749787, 3095777, 8748935, 15478885, 40245101, 201225505]

約数ペア:

[(1, 201225505), (5, 40245101), (13, 15478885), (23, 8748935), (65, 3095777), (115, 1749787), (281, 716105), (299, 672995), (479, 420095), (1405, 143221), (1495, 134599), (2395, 84019), (3653, 55085), (6227, 32315), (6463, 31135), (11017, 18265)]