261455030

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{10429}}^1$

素因数の和:10568

約数の個数: 32

約数和(自身を含む): 495633600

約数和(自身を除く): 234178570

約数列:

[1, 2, 5, 10, 23, 46, 109, 115, 218, 230, 545, 1090, 2507, 5014, 10429, 12535, 20858, 25070, 52145, 104290, 239867, 479734, 1136761, 1199335, 2273522, 2398670, 5683805, 11367610, 26145503, 52291006, 130727515, 261455030]

約数ペア:

[(1, 261455030), (2, 130727515), (5, 52291006), (10, 26145503), (23, 11367610), (46, 5683805), (109, 2398670), (115, 2273522), (218, 1199335), (230, 1136761), (545, 479734), (1090, 239867), (2507, 104290), (5014, 52145), (10429, 25070), (12535, 20858)]