78940316

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12757}}^1$

素因数の和:12798

約数の個数: 48

約数和(自身を含む): 180040896

約数和(自身を除く): 101100580

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 91, 119, 182, 221, 238, 364, 442, 476, 884, 1547, 3094, 6188, 12757, 25514, 51028, 89299, 165841, 178598, 216869, 331682, 357196, 433738, 663364, 867476, 1160887, 1518083, 2321774, 2819297, 3036166, 4643548, 5638594, 6072332, 11277188, 19735079, 39470158, 78940316]

約数ペア:

[(1, 78940316), (2, 39470158), (4, 19735079), (7, 11277188), (13, 6072332), (14, 5638594), (17, 4643548), (26, 3036166), (28, 2819297), (34, 2321774), (52, 1518083), (68, 1160887), (91, 867476), (119, 663364), (182, 433738), (221, 357196), (238, 331682), (364, 216869), (442, 178598), (476, 165841), (884, 89299), (1547, 51028), (3094, 25514), (6188, 12757)]