80722278

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16427}}^1$

素因数の和:16458

約数の個数: 64

約数和(自身を含む): 220792320

約数和(自身を除く): 140070042

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 91, 117, 126, 182, 189, 234, 273, 351, 378, 546, 702, 819, 1638, 2457, 4914, 16427, 32854, 49281, 98562, 114989, 147843, 213551, 229978, 295686, 344967, 427102, 443529, 640653, 689934, 887058, 1034901, 1281306, 1494857, 1921959, 2069802, 2989714, 3104703, 3843918, 4484571, 5765877, 6209406, 8969142, 11531754, 13453713, 26907426, 40361139, 80722278]

約数ペア:

[(1, 80722278), (2, 40361139), (3, 26907426), (6, 13453713), (7, 11531754), (9, 8969142), (13, 6209406), (14, 5765877), (18, 4484571), (21, 3843918), (26, 3104703), (27, 2989714), (39, 2069802), (42, 1921959), (54, 1494857), (63, 1281306), (78, 1034901), (91, 887058), (117, 689934), (126, 640653), (182, 443529), (189, 427102), (234, 344967), (273, 295686), (351, 229978), (378, 213551), (546, 147843), (702, 114989), (819, 98562), (1638, 49281), (2457, 32854), (4914, 16427)]