8889603760

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1\times {\mathrm{5573}}^1$

素因数の和:5870

約数の個数: 80

約数和(自身を含む): 20967515136

約数和(自身を除く): 12077911376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 157, 254, 314, 508, 628, 635, 785, 1016, 1256, 1270, 1570, 2032, 2512, 2540, 3140, 5080, 5573, 6280, 10160, 11146, 12560, 19939, 22292, 27865, 39878, 44584, 55730, 79756, 89168, 99695, 111460, 159512, 199390, 222920, 319024, 398780, 445840, 707771, 797560, 874961, 1415542, 1595120, 1749922, 2831084, 3499844, 3538855, 4374805, 5662168, 6999688, 7077710, 8749610, 11324336, 13999376, 14155420, 17499220, 28310840, 34998440, 56621680, 69996880, 111120047, 222240094, 444480188, 555600235, 888960376, 1111200470, 1777920752, 2222400940, 4444801880, 8889603760]

約数ペア:

[(1, 8889603760), (2, 4444801880), (4, 2222400940), (5, 1777920752), (8, 1111200470), (10, 888960376), (16, 555600235), (20, 444480188), (40, 222240094), (80, 111120047), (127, 69996880), (157, 56621680), (254, 34998440), (314, 28310840), (508, 17499220), (628, 14155420), (635, 13999376), (785, 11324336), (1016, 8749610), (1256, 7077710), (1270, 6999688), (1570, 5662168), (2032, 4374805), (2512, 3538855), (2540, 3499844), (3140, 2831084), (5080, 1749922), (5573, 1595120), (6280, 1415542), (10160, 874961), (11146, 797560), (12560, 707771), (19939, 445840), (22292, 398780), (27865, 319024), (39878, 222920), (44584, 199390), (55730, 159512), (79756, 111460), (89168, 99695)]