155643085

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{3919}}^1$

素因数の和:3997

約数の個数: 24

約数和(自身を含む): 206599680

約数和(自身を除く): 50956595

約数列:

[1, 5, 13, 47, 65, 169, 235, 611, 845, 3055, 3919, 7943, 19595, 39715, 50947, 184193, 254735, 662311, 920965, 2394509, 3311555, 11972545, 31128617, 155643085]

約数ペア:

[(1, 155643085), (5, 31128617), (13, 11972545), (47, 3311555), (65, 2394509), (169, 920965), (235, 662311), (611, 254735), (845, 184193), (3055, 50947), (3919, 39715), (7943, 19595)]