97958980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{18911}}^1$

素因数の和:18964

約数の個数: 48

約数和(自身を含む): 241468416

約数和(自身を除く): 143509436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 18911, 37822, 75644, 94555, 132377, 189110, 264754, 378220, 529508, 661885, 699707, 1323770, 1399414, 2647540, 2798828, 3498535, 4897949, 6997070, 9795898, 13994140, 19591796, 24489745, 48979490, 97958980]

約数ペア:

[(1, 97958980), (2, 48979490), (4, 24489745), (5, 19591796), (7, 13994140), (10, 9795898), (14, 6997070), (20, 4897949), (28, 3498535), (35, 2798828), (37, 2647540), (70, 1399414), (74, 1323770), (140, 699707), (148, 661885), (185, 529508), (259, 378220), (370, 264754), (518, 189110), (740, 132377), (1036, 94555), (1295, 75644), (2590, 37822), (5180, 18911)]