66665732

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{269}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 137168640

約数和(自身を除く): 70502908

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 167, 212, 269, 334, 371, 538, 668, 742, 1076, 1169, 1484, 1883, 2338, 3766, 4676, 7532, 8851, 14257, 17702, 28514, 35404, 44923, 57028, 61957, 89846, 99799, 123914, 179692, 199598, 247828, 314461, 399196, 628922, 1257844, 2380919, 4761838, 9523676, 16666433, 33332866, 66665732]

約数ペア:

[(1, 66665732), (2, 33332866), (4, 16666433), (7, 9523676), (14, 4761838), (28, 2380919), (53, 1257844), (106, 628922), (167, 399196), (212, 314461), (269, 247828), (334, 199598), (371, 179692), (538, 123914), (668, 99799), (742, 89846), (1076, 61957), (1169, 57028), (1484, 44923), (1883, 35404), (2338, 28514), (3766, 17702), (4676, 14257), (7532, 8851)]