228280975

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{761}}^1$

素因数の和:868

約数の個数: 36

約数和(自身を含む): 311243472

約数和(自身を除く): 82962497

約数列:

[1, 5, 13, 25, 65, 71, 169, 325, 355, 761, 845, 923, 1775, 3805, 4225, 4615, 9893, 11999, 19025, 23075, 49465, 54031, 59995, 128609, 247325, 270155, 299975, 643045, 702403, 1350775, 3215225, 3512015, 9131239, 17560075, 45656195, 228280975]

約数ペア:

[(1, 228280975), (5, 45656195), (13, 17560075), (25, 9131239), (65, 3512015), (71, 3215225), (169, 1350775), (325, 702403), (355, 643045), (761, 299975), (845, 270155), (923, 247325), (1775, 128609), (3805, 59995), (4225, 54031), (4615, 49465), (9893, 23075), (11999, 19025)]