68977360

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{6203}}^1$

素因数の和:6355

約数の個数: 40

約数和(自身を含む): 161552160

約数和(自身を除く): 92574800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 6203, 11120, 12406, 24812, 31015, 49624, 62030, 99248, 124060, 248120, 496240, 862217, 1724434, 3448868, 4311085, 6897736, 8622170, 13795472, 17244340, 34488680, 68977360]

約数ペア:

[(1, 68977360), (2, 34488680), (4, 17244340), (5, 13795472), (8, 8622170), (10, 6897736), (16, 4311085), (20, 3448868), (40, 1724434), (80, 862217), (139, 496240), (278, 248120), (556, 124060), (695, 99248), (1112, 62030), (1390, 49624), (2224, 31015), (2780, 24812), (5560, 12406), (6203, 11120)]