72188168

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{293}}^1$

素因数の和:438

約数の個数: 64

約数和(自身を含む): 154103040

約数和(自身を除く): 81914872

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 103, 104, 184, 206, 293, 299, 412, 586, 598, 824, 1172, 1196, 1339, 2344, 2369, 2392, 2678, 3809, 4738, 5356, 6739, 7618, 9476, 10712, 13478, 15236, 18952, 26956, 30179, 30472, 30797, 53912, 60358, 61594, 87607, 120716, 123188, 175214, 241432, 246376, 350428, 392327, 694117, 700856, 784654, 1388234, 1569308, 2776468, 3138616, 5552936, 9023521, 18047042, 36094084, 72188168]

約数ペア:

[(1, 72188168), (2, 36094084), (4, 18047042), (8, 9023521), (13, 5552936), (23, 3138616), (26, 2776468), (46, 1569308), (52, 1388234), (92, 784654), (103, 700856), (104, 694117), (184, 392327), (206, 350428), (293, 246376), (299, 241432), (412, 175214), (586, 123188), (598, 120716), (824, 87607), (1172, 61594), (1196, 60358), (1339, 53912), (2344, 30797), (2369, 30472), (2392, 30179), (2678, 26956), (3809, 18952), (4738, 15236), (5356, 13478), (6739, 10712), (7618, 9476)]