66561664

素因数分解:

$2^7\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{181}}^1$

素因数の和:238

約数の個数: 96

約数和(自身を含む): 152874540

約数和(自身を除く): 86312876

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 128, 136, 169, 181, 208, 221, 272, 338, 362, 416, 442, 544, 676, 724, 832, 884, 1088, 1352, 1448, 1664, 1768, 2176, 2353, 2704, 2873, 2896, 3077, 3536, 4706, 5408, 5746, 5792, 6154, 7072, 9412, 10816, 11492, 11584, 12308, 14144, 18824, 21632, 22984, 23168, 24616, 28288, 30589, 37648, 40001, 45968, 49232, 61178, 75296, 80002, 91936, 98464, 122356, 150592, 160004, 183872, 196928, 244712, 301184, 320008, 367744, 393856, 489424, 520013, 640016, 978848, 1040026, 1280032, 1957696, 2080052, 2560064, 3915392, 4160104, 5120128, 8320208, 16640416, 33280832, 66561664]

約数ペア:

[(1, 66561664), (2, 33280832), (4, 16640416), (8, 8320208), (13, 5120128), (16, 4160104), (17, 3915392), (26, 2560064), (32, 2080052), (34, 1957696), (52, 1280032), (64, 1040026), (68, 978848), (104, 640016), (128, 520013), (136, 489424), (169, 393856), (181, 367744), (208, 320008), (221, 301184), (272, 244712), (338, 196928), (362, 183872), (416, 160004), (442, 150592), (544, 122356), (676, 98464), (724, 91936), (832, 80002), (884, 75296), (1088, 61178), (1352, 49232), (1448, 45968), (1664, 40001), (1768, 37648), (2176, 30589), (2353, 28288), (2704, 24616), (2873, 23168), (2896, 22984), (3077, 21632), (3536, 18824), (4706, 14144), (5408, 12308), (5746, 11584), (5792, 11492), (6154, 10816), (7072, 9412)]