154756225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{4909}}^1$

素因数の和:5029

約数の個数: 24

約数和(自身を含む): 208832120

約数和(自身を除く): 54075895

約数列:

[1, 5, 13, 25, 65, 97, 325, 485, 1261, 2425, 4909, 6305, 24545, 31525, 63817, 122725, 319085, 476173, 1595425, 2380865, 6190249, 11904325, 30951245, 154756225]

約数ペア:

[(1, 154756225), (5, 30951245), (13, 11904325), (25, 6190249), (65, 2380865), (97, 1595425), (325, 476173), (485, 319085), (1261, 122725), (2425, 63817), (4909, 31525), (6305, 24545)]