31514804560

素因数分解:

$2^4\times 5^1\times {\mathrm{1229}}^1\times {\mathrm{320533}}^1$

素因数の和:321775

約数の個数: 40

約数和(自身を含む): 73331768520

約数和(自身を除く): 41816963960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1229, 2458, 4916, 6145, 9832, 12290, 19664, 24580, 49160, 98320, 320533, 641066, 1282132, 1602665, 2564264, 3205330, 5128528, 6410660, 12821320, 25642640, 393935057, 787870114, 1575740228, 1969675285, 3151480456, 3939350570, 6302960912, 7878701140, 15757402280, 31514804560]

約数ペア:

[(1, 31514804560), (2, 15757402280), (4, 7878701140), (5, 6302960912), (8, 3939350570), (10, 3151480456), (16, 1969675285), (20, 1575740228), (40, 787870114), (80, 393935057), (1229, 25642640), (2458, 12821320), (4916, 6410660), (6145, 5128528), (9832, 3205330), (12290, 2564264), (19664, 1602665), (24580, 1282132), (49160, 641066), (98320, 320533)]