205421230

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{3301}}^1$

素因数の和:3449

約数の個数: 48

約数和(自身を含む): 433645056

約数和(自身を除く): 228223826

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 127, 245, 254, 490, 635, 889, 1270, 1778, 3301, 4445, 6223, 6602, 8890, 12446, 16505, 23107, 31115, 33010, 46214, 62230, 115535, 161749, 231070, 323498, 419227, 808745, 838454, 1617490, 2096135, 2934589, 4192270, 5869178, 14672945, 20542123, 29345890, 41084246, 102710615, 205421230]

約数ペア:

[(1, 205421230), (2, 102710615), (5, 41084246), (7, 29345890), (10, 20542123), (14, 14672945), (35, 5869178), (49, 4192270), (70, 2934589), (98, 2096135), (127, 1617490), (245, 838454), (254, 808745), (490, 419227), (635, 323498), (889, 231070), (1270, 161749), (1778, 115535), (3301, 62230), (4445, 46214), (6223, 33010), (6602, 31115), (8890, 23107), (12446, 16505)]