25138379305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{197621}}^1$

素因数の和:197761

約数の個数: 32

約数和(自身を含む): 34528515840

約数和(自身を除く): 9390136535

約数列:

[1, 5, 13, 19, 65, 95, 103, 247, 515, 1235, 1339, 1957, 6695, 9785, 25441, 127205, 197621, 988105, 2569073, 3754799, 12845365, 18773995, 20354963, 48812387, 101774815, 244061935, 264614519, 386744297, 1323072595, 1933721485, 5027675861, 25138379305]

約数ペア:

[(1, 25138379305), (5, 5027675861), (13, 1933721485), (19, 1323072595), (65, 386744297), (95, 264614519), (103, 244061935), (247, 101774815), (515, 48812387), (1235, 20354963), (1339, 18773995), (1957, 12845365), (6695, 3754799), (9785, 2569073), (25441, 988105), (127205, 197621)]