15663024340

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{70867}}^1$

素因数の和:71176

約数の個数: 48

約数和(自身を含む): 33788728512

約数和(自身を除く): 18125704172

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 257, 430, 514, 860, 1028, 1285, 2570, 5140, 11051, 22102, 44204, 55255, 70867, 110510, 141734, 221020, 283468, 354335, 708670, 1417340, 3047281, 6094562, 12189124, 15236405, 18212819, 30472810, 36425638, 60945620, 72851276, 91064095, 182128190, 364256380, 783151217, 1566302434, 3132604868, 3915756085, 7831512170, 15663024340]

約数ペア:

[(1, 15663024340), (2, 7831512170), (4, 3915756085), (5, 3132604868), (10, 1566302434), (20, 783151217), (43, 364256380), (86, 182128190), (172, 91064095), (215, 72851276), (257, 60945620), (430, 36425638), (514, 30472810), (860, 18212819), (1028, 15236405), (1285, 12189124), (2570, 6094562), (5140, 3047281), (11051, 1417340), (22102, 708670), (44204, 354335), (55255, 283468), (70867, 221020), (110510, 141734)]