55561168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{827}}^1$

素因数の和:884

約数の個数: 80

約数和(自身を含む): 129366720

約数和(自身を除く): 73805552

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 34, 38, 52, 68, 76, 104, 136, 152, 208, 221, 247, 272, 304, 323, 442, 494, 646, 827, 884, 988, 1292, 1654, 1768, 1976, 2584, 3308, 3536, 3952, 4199, 5168, 6616, 8398, 10751, 13232, 14059, 15713, 16796, 21502, 28118, 31426, 33592, 43004, 56236, 62852, 67184, 86008, 112472, 125704, 172016, 182767, 204269, 224944, 251408, 267121, 365534, 408538, 534242, 731068, 817076, 1068484, 1462136, 1634152, 2136968, 2924272, 3268304, 3472573, 4273936, 6945146, 13890292, 27780584, 55561168]

約数ペア:

[(1, 55561168), (2, 27780584), (4, 13890292), (8, 6945146), (13, 4273936), (16, 3472573), (17, 3268304), (19, 2924272), (26, 2136968), (34, 1634152), (38, 1462136), (52, 1068484), (68, 817076), (76, 731068), (104, 534242), (136, 408538), (152, 365534), (208, 267121), (221, 251408), (247, 224944), (272, 204269), (304, 182767), (323, 172016), (442, 125704), (494, 112472), (646, 86008), (827, 67184), (884, 62852), (988, 56236), (1292, 43004), (1654, 33592), (1768, 31426), (1976, 28118), (2584, 21502), (3308, 16796), (3536, 15713), (3952, 14059), (4199, 13232), (5168, 10751), (6616, 8398)]