205123085

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{11971}}^1$

素因数の和:12148

約数の個数: 16

約数和(自身を含む): 258595200

約数和(自身を除く): 53472115

約数列:

[1, 5, 23, 115, 149, 745, 3427, 11971, 17135, 59855, 275333, 1376665, 1783679, 8918395, 41024617, 205123085]

約数ペア:

[(1, 205123085), (5, 41024617), (23, 8918395), (115, 1783679), (149, 1376665), (745, 275333), (3427, 59855), (11971, 17135)]