71811968

素因数分解:

$2^7\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1$

素因数の和:367

約数の個数: 64

約数和(自身を含む): 150001200

約数和(自身を除く): 78189232

約数列:

[1, 2, 4, 8, 16, 32, 37, 59, 64, 74, 118, 128, 148, 236, 257, 296, 472, 514, 592, 944, 1028, 1184, 1888, 2056, 2183, 2368, 3776, 4112, 4366, 4736, 7552, 8224, 8732, 9509, 15163, 16448, 17464, 19018, 30326, 32896, 34928, 38036, 60652, 69856, 76072, 121304, 139712, 152144, 242608, 279424, 304288, 485216, 561031, 608576, 970432, 1122062, 1217152, 1940864, 2244124, 4488248, 8976496, 17952992, 35905984, 71811968]

約数ペア:

[(1, 71811968), (2, 35905984), (4, 17952992), (8, 8976496), (16, 4488248), (32, 2244124), (37, 1940864), (59, 1217152), (64, 1122062), (74, 970432), (118, 608576), (128, 561031), (148, 485216), (236, 304288), (257, 279424), (296, 242608), (472, 152144), (514, 139712), (592, 121304), (944, 76072), (1028, 69856), (1184, 60652), (1888, 38036), (2056, 34928), (2183, 32896), (2368, 30326), (3776, 19018), (4112, 17464), (4366, 16448), (4736, 15163), (7552, 9509), (8224, 8732)]