90489800

素因数分解:

$2^3\times 5^2\times {\mathrm{373}}^1\times {\mathrm{1213}}^1$

素因数の和:1602

約数の個数: 48

約数和(自身を含む): 211126740

約数和(自身を除く): 120636940

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 373, 746, 1213, 1492, 1865, 2426, 2984, 3730, 4852, 6065, 7460, 9325, 9704, 12130, 14920, 18650, 24260, 30325, 37300, 48520, 60650, 74600, 121300, 242600, 452449, 904898, 1809796, 2262245, 3619592, 4524490, 9048980, 11311225, 18097960, 22622450, 45244900, 90489800]

約数ペア:

[(1, 90489800), (2, 45244900), (4, 22622450), (5, 18097960), (8, 11311225), (10, 9048980), (20, 4524490), (25, 3619592), (40, 2262245), (50, 1809796), (100, 904898), (200, 452449), (373, 242600), (746, 121300), (1213, 74600), (1492, 60650), (1865, 48520), (2426, 37300), (2984, 30325), (3730, 24260), (4852, 18650), (6065, 14920), (7460, 12130), (9325, 9704)]