25668490

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1$

素因数の和:438

約数の個数: 32

約数和(自身を含む): 47278080

約数和(自身を除く): 21609590

約数列:

[1, 2, 5, 10, 89, 151, 178, 191, 302, 382, 445, 755, 890, 955, 1510, 1910, 13439, 16999, 26878, 28841, 33998, 57682, 67195, 84995, 134390, 144205, 169990, 288410, 2566849, 5133698, 12834245, 25668490]

約数ペア:

[(1, 25668490), (2, 12834245), (5, 5133698), (10, 2566849), (89, 288410), (151, 169990), (178, 144205), (191, 134390), (302, 84995), (382, 67195), (445, 57682), (755, 33998), (890, 28841), (955, 26878), (1510, 16999), (1910, 13439)]