64565550

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:327

約数の個数: 144

約数和(自身を含む): 201177600

約数和(自身を除く): 136612050

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 103, 105, 126, 150, 175, 199, 206, 210, 225, 309, 315, 350, 398, 450, 515, 525, 597, 618, 630, 721, 927, 995, 1030, 1050, 1194, 1393, 1442, 1545, 1575, 1791, 1854, 1990, 2163, 2575, 2786, 2985, 3090, 3150, 3582, 3605, 4179, 4326, 4635, 4975, 5150, 5970, 6489, 6965, 7210, 7725, 8358, 8955, 9270, 9950, 10815, 12537, 12978, 13930, 14925, 15450, 17910, 18025, 20497, 20895, 21630, 23175, 25074, 29850, 32445, 34825, 36050, 40994, 41790, 44775, 46350, 54075, 61491, 62685, 64890, 69650, 89550, 102485, 104475, 108150, 122982, 125370, 143479, 162225, 184473, 204970, 208950, 286958, 307455, 313425, 324450, 368946, 430437, 512425, 614910, 626850, 717395, 860874, 922365, 1024850, 1291311, 1434790, 1537275, 1844730, 2152185, 2582622, 3074550, 3586975, 4304370, 4611825, 6456555, 7173950, 9223650, 10760925, 12913110, 21521850, 32282775, 64565550]

約数ペア:

[(1, 64565550), (2, 32282775), (3, 21521850), (5, 12913110), (6, 10760925), (7, 9223650), (9, 7173950), (10, 6456555), (14, 4611825), (15, 4304370), (18, 3586975), (21, 3074550), (25, 2582622), (30, 2152185), (35, 1844730), (42, 1537275), (45, 1434790), (50, 1291311), (63, 1024850), (70, 922365), (75, 860874), (90, 717395), (103, 626850), (105, 614910), (126, 512425), (150, 430437), (175, 368946), (199, 324450), (206, 313425), (210, 307455), (225, 286958), (309, 208950), (315, 204970), (350, 184473), (398, 162225), (450, 143479), (515, 125370), (525, 122982), (597, 108150), (618, 104475), (630, 102485), (721, 89550), (927, 69650), (995, 64890), (1030, 62685), (1050, 61491), (1194, 54075), (1393, 46350), (1442, 44775), (1545, 41790), (1575, 40994), (1791, 36050), (1854, 34825), (1990, 32445), (2163, 29850), (2575, 25074), (2786, 23175), (2985, 21630), (3090, 20895), (3150, 20497), (3582, 18025), (3605, 17910), (4179, 15450), (4326, 14925), (4635, 13930), (4975, 12978), (5150, 12537), (5970, 10815), (6489, 9950), (6965, 9270), (7210, 8955), (7725, 8358)]