166258240

素因数分解:

$2^6\times 5^1\times {\mathrm{127}}^1\times {\mathrm{4091}}^1$

素因数の和:4235

約数の個数: 56

約数和(自身を含む): 399117312

約数和(自身を除く): 232859072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 160, 254, 320, 508, 635, 1016, 1270, 2032, 2540, 4064, 4091, 5080, 8128, 8182, 10160, 16364, 20320, 20455, 32728, 40640, 40910, 65456, 81820, 130912, 163640, 261824, 327280, 519557, 654560, 1039114, 1309120, 2078228, 2597785, 4156456, 5195570, 8312912, 10391140, 16625824, 20782280, 33251648, 41564560, 83129120, 166258240]

約数ペア:

[(1, 166258240), (2, 83129120), (4, 41564560), (5, 33251648), (8, 20782280), (10, 16625824), (16, 10391140), (20, 8312912), (32, 5195570), (40, 4156456), (64, 2597785), (80, 2078228), (127, 1309120), (160, 1039114), (254, 654560), (320, 519557), (508, 327280), (635, 261824), (1016, 163640), (1270, 130912), (2032, 81820), (2540, 65456), (4064, 40910), (4091, 40640), (5080, 32728), (8128, 20455), (8182, 20320), (10160, 16364)]