165212888

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 331883520

約数和(自身を除く): 166670632

約数列:

[1, 2, 4, 8, 31, 61, 62, 67, 122, 124, 134, 163, 244, 248, 268, 326, 488, 536, 652, 1304, 1891, 2077, 3782, 4087, 4154, 5053, 7564, 8174, 8308, 9943, 10106, 10921, 15128, 16348, 16616, 19886, 20212, 21842, 32696, 39772, 40424, 43684, 79544, 87368, 126697, 253394, 308233, 338551, 506788, 616466, 666181, 677102, 1013576, 1232932, 1332362, 1354204, 2465864, 2664724, 2708408, 5329448, 20651611, 41303222, 82606444, 165212888]

約数ペア:

[(1, 165212888), (2, 82606444), (4, 41303222), (8, 20651611), (31, 5329448), (61, 2708408), (62, 2664724), (67, 2465864), (122, 1354204), (124, 1332362), (134, 1232932), (163, 1013576), (244, 677102), (248, 666181), (268, 616466), (326, 506788), (488, 338551), (536, 308233), (652, 253394), (1304, 126697), (1891, 87368), (2077, 79544), (3782, 43684), (4087, 40424), (4154, 39772), (5053, 32696), (7564, 21842), (8174, 20212), (8308, 19886), (9943, 16616), (10106, 16348), (10921, 15128)]