68214484

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:209

約数の個数: 72

約数和(自身を含む): 140192640

約数和(自身を除く): 71978156

約数列:

[1, 2, 4, 13, 19, 26, 38, 47, 52, 76, 94, 113, 169, 188, 226, 247, 338, 452, 494, 611, 676, 893, 988, 1222, 1469, 1786, 2147, 2444, 2938, 3211, 3572, 4294, 5311, 5876, 6422, 7943, 8588, 10622, 11609, 12844, 15886, 19097, 21244, 23218, 27911, 31772, 38194, 46436, 55822, 69043, 76388, 100909, 111644, 138086, 150917, 201818, 276172, 301834, 362843, 403636, 603668, 725686, 897559, 1311817, 1451372, 1795118, 2623634, 3590236, 5247268, 17053621, 34107242, 68214484]

約数ペア:

[(1, 68214484), (2, 34107242), (4, 17053621), (13, 5247268), (19, 3590236), (26, 2623634), (38, 1795118), (47, 1451372), (52, 1311817), (76, 897559), (94, 725686), (113, 603668), (169, 403636), (188, 362843), (226, 301834), (247, 276172), (338, 201818), (452, 150917), (494, 138086), (611, 111644), (676, 100909), (893, 76388), (988, 69043), (1222, 55822), (1469, 46436), (1786, 38194), (2147, 31772), (2444, 27911), (2938, 23218), (3211, 21244), (3572, 19097), (4294, 15886), (5311, 12844), (5876, 11609), (6422, 10622), (7943, 8588)]