79647260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{51719}}^1$

素因数の和:51746

約数の個数: 48

約数和(自身を含む): 208535040

約数和(自身を除く): 128887780

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 51719, 103438, 206876, 258595, 362033, 517190, 568909, 724066, 1034380, 1137818, 1448132, 1810165, 2275636, 2844545, 3620330, 3982363, 5689090, 7240660, 7964726, 11378180, 15929452, 19911815, 39823630, 79647260]

約数ペア:

[(1, 79647260), (2, 39823630), (4, 19911815), (5, 15929452), (7, 11378180), (10, 7964726), (11, 7240660), (14, 5689090), (20, 3982363), (22, 3620330), (28, 2844545), (35, 2275636), (44, 1810165), (55, 1448132), (70, 1137818), (77, 1034380), (110, 724066), (140, 568909), (154, 517190), (220, 362033), (308, 258595), (385, 206876), (770, 103438), (1540, 51719)]