7886722025

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{3343}}^1$

素因数の和:3451

約数の個数: 96

約数和(自身を含む): 12957170688

約数和(自身を除く): 5070448663

約数列:

[1, 5, 7, 13, 17, 25, 35, 61, 65, 85, 91, 119, 175, 221, 305, 325, 425, 427, 455, 595, 793, 1037, 1105, 1525, 1547, 2135, 2275, 2975, 3343, 3965, 5185, 5525, 5551, 7259, 7735, 10675, 13481, 16715, 19825, 23401, 25925, 27755, 36295, 38675, 43459, 56831, 67405, 83575, 94367, 117005, 138775, 181475, 203923, 217295, 284155, 304213, 337025, 397817, 471835, 585025, 738803, 1019615, 1086475, 1420775, 1427461, 1521065, 1989085, 2359175, 2650999, 3466691, 3694015, 5098075, 5171621, 7137305, 7605325, 9945425, 13254995, 17333455, 18470075, 18556993, 24266837, 25858105, 35686525, 45066983, 66274975, 86667275, 92784965, 121334185, 129290525, 225334915, 315468881, 463924825, 606670925, 1126674575, 1577344405, 7886722025]

約数ペア:

[(1, 7886722025), (5, 1577344405), (7, 1126674575), (13, 606670925), (17, 463924825), (25, 315468881), (35, 225334915), (61, 129290525), (65, 121334185), (85, 92784965), (91, 86667275), (119, 66274975), (175, 45066983), (221, 35686525), (305, 25858105), (325, 24266837), (425, 18556993), (427, 18470075), (455, 17333455), (595, 13254995), (793, 9945425), (1037, 7605325), (1105, 7137305), (1525, 5171621), (1547, 5098075), (2135, 3694015), (2275, 3466691), (2975, 2650999), (3343, 2359175), (3965, 1989085), (5185, 1521065), (5525, 1427461), (5551, 1420775), (7259, 1086475), (7735, 1019615), (10675, 738803), (13481, 585025), (16715, 471835), (19825, 397817), (23401, 337025), (25925, 304213), (27755, 284155), (36295, 217295), (38675, 203923), (43459, 181475), (56831, 138775), (67405, 117005), (83575, 94367)]