78815724

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{26591}}^1$

素因数の和:26630

約数の個数: 48

約数和(自身を含む): 208481280

約数和(自身を除く): 129665556

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 494, 741, 988, 1482, 2964, 26591, 53182, 79773, 106364, 159546, 319092, 345683, 505229, 691366, 1010458, 1037049, 1382732, 1515687, 2020916, 2074098, 3031374, 4148196, 6062748, 6567977, 13135954, 19703931, 26271908, 39407862, 78815724]

約数ペア:

[(1, 78815724), (2, 39407862), (3, 26271908), (4, 19703931), (6, 13135954), (12, 6567977), (13, 6062748), (19, 4148196), (26, 3031374), (38, 2074098), (39, 2020916), (52, 1515687), (57, 1382732), (76, 1037049), (78, 1010458), (114, 691366), (156, 505229), (228, 345683), (247, 319092), (494, 159546), (741, 106364), (988, 79773), (1482, 53182), (2964, 26591)]