204531704

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:432

約数の個数: 64

約数和(自身を含む): 424116000

約数和(自身を除く): 219584296

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 104, 134, 149, 197, 268, 298, 394, 536, 596, 788, 871, 1192, 1576, 1742, 1937, 2561, 3484, 3874, 5122, 6968, 7748, 9983, 10244, 13199, 15496, 19966, 20488, 26398, 29353, 39932, 52796, 58706, 79864, 105592, 117412, 129779, 171587, 234824, 259558, 343174, 381589, 519116, 686348, 763178, 1038232, 1372696, 1526356, 1966651, 3052712, 3933302, 7866604, 15733208, 25566463, 51132926, 102265852, 204531704]

約数ペア:

[(1, 204531704), (2, 102265852), (4, 51132926), (8, 25566463), (13, 15733208), (26, 7866604), (52, 3933302), (67, 3052712), (104, 1966651), (134, 1526356), (149, 1372696), (197, 1038232), (268, 763178), (298, 686348), (394, 519116), (536, 381589), (596, 343174), (788, 259558), (871, 234824), (1192, 171587), (1576, 129779), (1742, 117412), (1937, 105592), (2561, 79864), (3484, 58706), (3874, 52796), (5122, 39932), (6968, 29353), (7748, 26398), (9983, 20488), (10244, 19966), (13199, 15496)]