381651520

素因数分解:

$2^6\times 5^1\times {\mathrm{617}}^1\times {\mathrm{1933}}^1$

素因数の和:2567

約数の個数: 56

約数和(自身を含む): 910751544

約数和(自身を除く): 529100024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 617, 1234, 1933, 2468, 3085, 3866, 4936, 6170, 7732, 9665, 9872, 12340, 15464, 19330, 19744, 24680, 30928, 38660, 39488, 49360, 61856, 77320, 98720, 123712, 154640, 197440, 309280, 618560, 1192661, 2385322, 4770644, 5963305, 9541288, 11926610, 19082576, 23853220, 38165152, 47706440, 76330304, 95412880, 190825760, 381651520]

約数ペア:

[(1, 381651520), (2, 190825760), (4, 95412880), (5, 76330304), (8, 47706440), (10, 38165152), (16, 23853220), (20, 19082576), (32, 11926610), (40, 9541288), (64, 5963305), (80, 4770644), (160, 2385322), (320, 1192661), (617, 618560), (1234, 309280), (1933, 197440), (2468, 154640), (3085, 123712), (3866, 98720), (4936, 77320), (6170, 61856), (7732, 49360), (9665, 39488), (9872, 38660), (12340, 30928), (15464, 24680), (19330, 19744)]