136438744

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{271}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 285143040

約数和(自身を除く): 148704296

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 103, 104, 188, 206, 271, 376, 412, 542, 611, 824, 1084, 1222, 1339, 2168, 2444, 2678, 3523, 4841, 4888, 5356, 7046, 9682, 10712, 12737, 14092, 19364, 25474, 27913, 28184, 38728, 50948, 55826, 62933, 101896, 111652, 125866, 165581, 223304, 251732, 331162, 362869, 503464, 662324, 725738, 1311911, 1324648, 1451476, 2623822, 2902952, 5247644, 10495288, 17054843, 34109686, 68219372, 136438744]

約数ペア:

[(1, 136438744), (2, 68219372), (4, 34109686), (8, 17054843), (13, 10495288), (26, 5247644), (47, 2902952), (52, 2623822), (94, 1451476), (103, 1324648), (104, 1311911), (188, 725738), (206, 662324), (271, 503464), (376, 362869), (412, 331162), (542, 251732), (611, 223304), (824, 165581), (1084, 125866), (1222, 111652), (1339, 101896), (2168, 62933), (2444, 55826), (2678, 50948), (3523, 38728), (4841, 28184), (4888, 27913), (5356, 25474), (7046, 19364), (9682, 14092), (10712, 12737)]