71819964

素因数分解:

$2^2\times 3^2\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:395

約数の個数: 72

約数和(自身を含む): 185993808

約数和(自身を除く): 114173844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 97, 131, 157, 194, 262, 291, 314, 388, 393, 471, 524, 582, 628, 786, 873, 942, 1164, 1179, 1413, 1572, 1746, 1884, 2358, 2826, 3492, 4716, 5652, 12707, 15229, 20567, 25414, 30458, 38121, 41134, 45687, 50828, 60916, 61701, 76242, 82268, 91374, 114363, 123402, 137061, 152484, 182748, 185103, 228726, 246804, 274122, 370206, 457452, 548244, 740412, 1994999, 3989998, 5984997, 7979996, 11969994, 17954991, 23939988, 35909982, 71819964]

約数ペア:

[(1, 71819964), (2, 35909982), (3, 23939988), (4, 17954991), (6, 11969994), (9, 7979996), (12, 5984997), (18, 3989998), (36, 1994999), (97, 740412), (131, 548244), (157, 457452), (194, 370206), (262, 274122), (291, 246804), (314, 228726), (388, 185103), (393, 182748), (471, 152484), (524, 137061), (582, 123402), (628, 114363), (786, 91374), (873, 82268), (942, 76242), (1164, 61701), (1179, 60916), (1413, 50828), (1572, 45687), (1746, 41134), (1884, 38121), (2358, 30458), (2826, 25414), (3492, 20567), (4716, 15229), (5652, 12707)]