1330065920

素因数分解:

$2^9\times 5^1\times {\mathrm{127}}^1\times {\mathrm{4091}}^1$

素因数の和:4241

約数の個数: 80

約数和(自身を含む): 3214937088

約数和(自身を除く): 1884871168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 256, 320, 508, 512, 635, 640, 1016, 1270, 1280, 2032, 2540, 2560, 4064, 4091, 5080, 8128, 8182, 10160, 16256, 16364, 20320, 20455, 32512, 32728, 40640, 40910, 65024, 65456, 81280, 81820, 130912, 162560, 163640, 261824, 325120, 327280, 519557, 523648, 654560, 1039114, 1047296, 1309120, 2078228, 2094592, 2597785, 2618240, 4156456, 5195570, 5236480, 8312912, 10391140, 10472960, 16625824, 20782280, 33251648, 41564560, 66503296, 83129120, 133006592, 166258240, 266013184, 332516480, 665032960, 1330065920]

約数ペア:

[(1, 1330065920), (2, 665032960), (4, 332516480), (5, 266013184), (8, 166258240), (10, 133006592), (16, 83129120), (20, 66503296), (32, 41564560), (40, 33251648), (64, 20782280), (80, 16625824), (127, 10472960), (128, 10391140), (160, 8312912), (254, 5236480), (256, 5195570), (320, 4156456), (508, 2618240), (512, 2597785), (635, 2094592), (640, 2078228), (1016, 1309120), (1270, 1047296), (1280, 1039114), (2032, 654560), (2540, 523648), (2560, 519557), (4064, 327280), (4091, 325120), (5080, 261824), (8128, 163640), (8182, 162560), (10160, 130912), (16256, 81820), (16364, 81280), (20320, 65456), (20455, 65024), (32512, 40910), (32728, 40640)]