80220868

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3019}}^1$

素因数の和:3116

約数の個数: 48

約数和(自身を含む): 175208320

約数和(自身を除く): 94987452

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 73, 91, 146, 182, 292, 364, 511, 949, 1022, 1898, 2044, 3019, 3796, 6038, 6643, 12076, 13286, 21133, 26572, 39247, 42266, 78494, 84532, 156988, 220387, 274729, 440774, 549458, 881548, 1098916, 1542709, 2865031, 3085418, 5730062, 6170836, 11460124, 20055217, 40110434, 80220868]

約数ペア:

[(1, 80220868), (2, 40110434), (4, 20055217), (7, 11460124), (13, 6170836), (14, 5730062), (26, 3085418), (28, 2865031), (52, 1542709), (73, 1098916), (91, 881548), (146, 549458), (182, 440774), (292, 274729), (364, 220387), (511, 156988), (949, 84532), (1022, 78494), (1898, 42266), (2044, 39247), (3019, 26572), (3796, 21133), (6038, 13286), (6643, 12076)]