25181475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 45961344

約数和(自身を除く): 20779869

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 131, 165, 233, 275, 393, 655, 699, 825, 1165, 1441, 1965, 2563, 3275, 3495, 4323, 5825, 7205, 7689, 9825, 12815, 17475, 21615, 30523, 36025, 38445, 64075, 91569, 108075, 152615, 192225, 335753, 457845, 763075, 1007259, 1678765, 2289225, 5036295, 8393825, 25181475]

約数ペア:

[(1, 25181475), (3, 8393825), (5, 5036295), (11, 2289225), (15, 1678765), (25, 1007259), (33, 763075), (55, 457845), (75, 335753), (131, 192225), (165, 152615), (233, 108075), (275, 91569), (393, 64075), (655, 38445), (699, 36025), (825, 30523), (1165, 21615), (1441, 17475), (1965, 12815), (2563, 9825), (3275, 7689), (3495, 7205), (4323, 5825)]