205469810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{9817}}^1$

素因数の和:9867

約数の個数: 64

約数和(自身を含む): 475034112

約数和(自身を除く): 269564302

約数列:

[1, 2, 5, 7, 10, 13, 14, 23, 26, 35, 46, 65, 70, 91, 115, 130, 161, 182, 230, 299, 322, 455, 598, 805, 910, 1495, 1610, 2093, 2990, 4186, 9817, 10465, 19634, 20930, 49085, 68719, 98170, 127621, 137438, 225791, 255242, 343595, 451582, 638105, 687190, 893347, 1128955, 1276210, 1580537, 1786694, 2257910, 2935283, 3161074, 4466735, 5870566, 7902685, 8933470, 14676415, 15805370, 20546981, 29352830, 41093962, 102734905, 205469810]

約数ペア:

[(1, 205469810), (2, 102734905), (5, 41093962), (7, 29352830), (10, 20546981), (13, 15805370), (14, 14676415), (23, 8933470), (26, 7902685), (35, 5870566), (46, 4466735), (65, 3161074), (70, 2935283), (91, 2257910), (115, 1786694), (130, 1580537), (161, 1276210), (182, 1128955), (230, 893347), (299, 687190), (322, 638105), (455, 451582), (598, 343595), (805, 255242), (910, 225791), (1495, 137438), (1610, 127621), (2093, 98170), (2990, 68719), (4186, 49085), (9817, 20930), (10465, 19634)]