90507950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{10711}}^1$

素因数の和:10749

約数の個数: 36

約数和(自身を含む): 182307528

約数和(自身を除く): 91799578

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 325, 338, 650, 845, 1690, 4225, 8450, 10711, 21422, 53555, 107110, 139243, 267775, 278486, 535550, 696215, 1392430, 1810159, 3481075, 3620318, 6962150, 9050795, 18101590, 45253975, 90507950]

約数ペア:

[(1, 90507950), (2, 45253975), (5, 18101590), (10, 9050795), (13, 6962150), (25, 3620318), (26, 3481075), (50, 1810159), (65, 1392430), (130, 696215), (169, 535550), (325, 278486), (338, 267775), (650, 139243), (845, 107110), (1690, 53555), (4225, 21422), (8450, 10711)]