79836400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{28513}}^1$

素因数の和:28538

約数の個数: 60

約数和(自身を含む): 219215632

約数和(自身を除く): 139379232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 280, 350, 400, 560, 700, 1400, 2800, 28513, 57026, 114052, 142565, 199591, 228104, 285130, 399182, 456208, 570260, 712825, 798364, 997955, 1140520, 1425650, 1596728, 1995910, 2281040, 2851300, 3193456, 3991820, 4989775, 5702600, 7983640, 9979550, 11405200, 15967280, 19959100, 39918200, 79836400]

約数ペア:

[(1, 79836400), (2, 39918200), (4, 19959100), (5, 15967280), (7, 11405200), (8, 9979550), (10, 7983640), (14, 5702600), (16, 4989775), (20, 3991820), (25, 3193456), (28, 2851300), (35, 2281040), (40, 1995910), (50, 1596728), (56, 1425650), (70, 1140520), (80, 997955), (100, 798364), (112, 712825), (140, 570260), (175, 456208), (200, 399182), (280, 285130), (350, 228104), (400, 199591), (560, 142565), (700, 114052), (1400, 57026), (2800, 28513)]