256860290

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{4259}}^1$

素因数の和:4466

約数の個数: 32

約数和(自身を含む): 477869760

約数和(自身を除く): 221009470

約数列:

[1, 2, 5, 10, 37, 74, 163, 185, 326, 370, 815, 1630, 4259, 6031, 8518, 12062, 21295, 30155, 42590, 60310, 157583, 315166, 694217, 787915, 1388434, 1575830, 3471085, 6942170, 25686029, 51372058, 128430145, 256860290]

約数ペア:

[(1, 256860290), (2, 128430145), (5, 51372058), (10, 25686029), (37, 6942170), (74, 3471085), (163, 1575830), (185, 1388434), (326, 787915), (370, 694217), (815, 315166), (1630, 157583), (4259, 60310), (6031, 42590), (8518, 30155), (12062, 21295)]