80969408

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{317}}^1$

素因数の和:649

約数の個数: 56

約数和(自身を含む): 174144432

約数和(自身を除く): 93175024

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 307, 317, 416, 614, 634, 832, 1228, 1268, 2456, 2536, 3991, 4121, 4912, 5072, 7982, 8242, 9824, 10144, 15964, 16484, 19648, 20288, 31928, 32968, 63856, 65936, 97319, 127712, 131872, 194638, 255424, 263744, 389276, 778552, 1265147, 1557104, 2530294, 3114208, 5060588, 6228416, 10121176, 20242352, 40484704, 80969408]

約数ペア:

[(1, 80969408), (2, 40484704), (4, 20242352), (8, 10121176), (13, 6228416), (16, 5060588), (26, 3114208), (32, 2530294), (52, 1557104), (64, 1265147), (104, 778552), (208, 389276), (307, 263744), (317, 255424), (416, 194638), (614, 131872), (634, 127712), (832, 97319), (1228, 65936), (1268, 63856), (2456, 32968), (2536, 31928), (3991, 20288), (4121, 19648), (4912, 16484), (5072, 15964), (7982, 10144), (8242, 9824)]