618833410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{1069}}^1$

素因数の和:1223

約数の個数: 64

約数和(自身を含む): 1237108320

約数和(自身を除く): 618274910

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 73, 122, 130, 146, 305, 365, 610, 730, 793, 949, 1069, 1586, 1898, 2138, 3965, 4453, 4745, 5345, 7930, 8906, 9490, 10690, 13897, 22265, 27794, 44530, 57889, 65209, 69485, 78037, 115778, 130418, 138970, 156074, 289445, 326045, 390185, 578890, 652090, 780370, 847717, 1014481, 1695434, 2028962, 4238585, 4760257, 5072405, 8477170, 9520514, 10144810, 23801285, 47602570, 61883341, 123766682, 309416705, 618833410]

約数ペア:

[(1, 618833410), (2, 309416705), (5, 123766682), (10, 61883341), (13, 47602570), (26, 23801285), (61, 10144810), (65, 9520514), (73, 8477170), (122, 5072405), (130, 4760257), (146, 4238585), (305, 2028962), (365, 1695434), (610, 1014481), (730, 847717), (793, 780370), (949, 652090), (1069, 578890), (1586, 390185), (1898, 326045), (2138, 289445), (3965, 156074), (4453, 138970), (4745, 130418), (5345, 115778), (7930, 78037), (8906, 69485), (9490, 65209), (10690, 57889), (13897, 44530), (22265, 27794)]