20735596245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{443}}^1\times {\mathrm{647}}^1$

素因数の和:1171

約数の個数: 128

約数和(自身を含む): 41761972224

約数和(自身を除く): 21026375979

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 53, 65, 91, 105, 159, 195, 265, 273, 371, 443, 455, 647, 689, 795, 1113, 1329, 1365, 1855, 1941, 2067, 2215, 3101, 3235, 3445, 4529, 4823, 5565, 5759, 6645, 8411, 9303, 9705, 10335, 13587, 14469, 15505, 17277, 22645, 23479, 24115, 25233, 28795, 34291, 40313, 42055, 46515, 58877, 67935, 70437, 72345, 86385, 102873, 117395, 120939, 126165, 164353, 171455, 176631, 201565, 240037, 286621, 294385, 305227, 352185, 445783, 493059, 514365, 604695, 720111, 821765, 859863, 883155, 915681, 1200185, 1337349, 1433105, 1526135, 2006347, 2136589, 2228915, 2465295, 3120481, 3600555, 3726073, 4299315, 4578405, 6019041, 6409767, 6686745, 9361443, 10031735, 10682945, 11178219, 15190913, 15602405, 18630365, 26082511, 30095205, 32048835, 45572739, 46807215, 55891095, 75954565, 78247533, 106336391, 130412555, 197481869, 227863695, 319009173, 391237665, 531681955, 592445607, 987409345, 1382373083, 1595045865, 2962228035, 4147119249, 6911865415, 20735596245]

約数ペア:

[(1, 20735596245), (3, 6911865415), (5, 4147119249), (7, 2962228035), (13, 1595045865), (15, 1382373083), (21, 987409345), (35, 592445607), (39, 531681955), (53, 391237665), (65, 319009173), (91, 227863695), (105, 197481869), (159, 130412555), (195, 106336391), (265, 78247533), (273, 75954565), (371, 55891095), (443, 46807215), (455, 45572739), (647, 32048835), (689, 30095205), (795, 26082511), (1113, 18630365), (1329, 15602405), (1365, 15190913), (1855, 11178219), (1941, 10682945), (2067, 10031735), (2215, 9361443), (3101, 6686745), (3235, 6409767), (3445, 6019041), (4529, 4578405), (4823, 4299315), (5565, 3726073), (5759, 3600555), (6645, 3120481), (8411, 2465295), (9303, 2228915), (9705, 2136589), (10335, 2006347), (13587, 1526135), (14469, 1433105), (15505, 1337349), (17277, 1200185), (22645, 915681), (23479, 883155), (24115, 859863), (25233, 821765), (28795, 720111), (34291, 604695), (40313, 514365), (42055, 493059), (46515, 445783), (58877, 352185), (67935, 305227), (70437, 294385), (72345, 286621), (86385, 240037), (102873, 201565), (117395, 176631), (120939, 171455), (126165, 164353)]