68077220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1361}}^1$

素因数の和:1472

約数の個数: 48

約数和(自身を含む): 148959216

約数和(自身を除く): 80881996

約数列:

[1, 2, 4, 5, 10, 20, 41, 61, 82, 122, 164, 205, 244, 305, 410, 610, 820, 1220, 1361, 2501, 2722, 5002, 5444, 6805, 10004, 12505, 13610, 25010, 27220, 50020, 55801, 83021, 111602, 166042, 223204, 279005, 332084, 415105, 558010, 830210, 1116020, 1660420, 3403861, 6807722, 13615444, 17019305, 34038610, 68077220]

約数ペア:

[(1, 68077220), (2, 34038610), (4, 17019305), (5, 13615444), (10, 6807722), (20, 3403861), (41, 1660420), (61, 1116020), (82, 830210), (122, 558010), (164, 415105), (205, 332084), (244, 279005), (305, 223204), (410, 166042), (610, 111602), (820, 83021), (1220, 55801), (1361, 50020), (2501, 27220), (2722, 25010), (5002, 13610), (5444, 12505), (6805, 10004)]