778879410640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{572705449}}^1$

素因数の和:572705479

約数の個数: 40

約数和(自身を含む): 1917417846600

約数和(自身を除く): 1138538435960

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 572705449, 1145410898, 2290821796, 2863527245, 4581643592, 5727054490, 9163287184, 9735992633, 11454108980, 19471985266, 22908217960, 38943970532, 45816435920, 48679963165, 77887941064, 97359926330, 155775882128, 194719852660, 389439705320, 778879410640]

約数ペア:

[(1, 778879410640), (2, 389439705320), (4, 194719852660), (5, 155775882128), (8, 97359926330), (10, 77887941064), (16, 48679963165), (17, 45816435920), (20, 38943970532), (34, 22908217960), (40, 19471985266), (68, 11454108980), (80, 9735992633), (85, 9163287184), (136, 5727054490), (170, 4581643592), (272, 2863527245), (340, 2290821796), (680, 1145410898), (1360, 572705449)]