49850920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{178039}}^1$

素因数の和:178057

約数の個数: 32

約数和(自身を含む): 128188800

約数和(自身を除く): 78337880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 178039, 356078, 712156, 890195, 1246273, 1424312, 1780390, 2492546, 3560780, 4985092, 6231365, 7121560, 9970184, 12462730, 24925460, 49850920]

約数ペア:

[(1, 49850920), (2, 24925460), (4, 12462730), (5, 9970184), (7, 7121560), (8, 6231365), (10, 4985092), (14, 3560780), (20, 2492546), (28, 1780390), (35, 1424312), (40, 1246273), (56, 890195), (70, 712156), (140, 356078), (280, 178039)]