871733080

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1\times {\mathrm{1093}}^1$

素因数の和:1388

約数の個数: 64

約数和(自身を含む): 1991255040

約数和(自身を除く): 1119521960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 157, 254, 314, 508, 628, 635, 785, 1016, 1093, 1256, 1270, 1570, 2186, 2540, 3140, 4372, 5080, 5465, 6280, 8744, 10930, 19939, 21860, 39878, 43720, 79756, 99695, 138811, 159512, 171601, 199390, 277622, 343202, 398780, 555244, 686404, 694055, 797560, 858005, 1110488, 1372808, 1388110, 1716010, 2776220, 3432020, 5552440, 6864040, 21793327, 43586654, 87173308, 108966635, 174346616, 217933270, 435866540, 871733080]

約数ペア:

[(1, 871733080), (2, 435866540), (4, 217933270), (5, 174346616), (8, 108966635), (10, 87173308), (20, 43586654), (40, 21793327), (127, 6864040), (157, 5552440), (254, 3432020), (314, 2776220), (508, 1716010), (628, 1388110), (635, 1372808), (785, 1110488), (1016, 858005), (1093, 797560), (1256, 694055), (1270, 686404), (1570, 555244), (2186, 398780), (2540, 343202), (3140, 277622), (4372, 199390), (5080, 171601), (5465, 159512), (6280, 138811), (8744, 99695), (10930, 79756), (19939, 43720), (21860, 39878)]