66808225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{641}}^1$

素因数の和:1041

約数の個数: 24

約数和(自身を含む): 90753120

約数和(自身を除く): 23944895

約数列:

[1, 5, 11, 25, 55, 275, 379, 641, 1895, 3205, 4169, 7051, 9475, 16025, 20845, 35255, 104225, 176275, 242939, 1214695, 2672329, 6073475, 13361645, 66808225]

約数ペア:

[(1, 66808225), (5, 13361645), (11, 6073475), (25, 2672329), (55, 1214695), (275, 242939), (379, 176275), (641, 104225), (1895, 35255), (3205, 20845), (4169, 16025), (7051, 9475)]