77801668

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{509}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 160392960

約数和(自身を除く): 82591292

約数列:

[1, 2, 4, 7, 14, 28, 53, 103, 106, 206, 212, 371, 412, 509, 721, 742, 1018, 1442, 1484, 2036, 2884, 3563, 5459, 7126, 10918, 14252, 21836, 26977, 38213, 52427, 53954, 76426, 104854, 107908, 152852, 188839, 209708, 366989, 377678, 733978, 755356, 1467956, 2778631, 5557262, 11114524, 19450417, 38900834, 77801668]

約数ペア:

[(1, 77801668), (2, 38900834), (4, 19450417), (7, 11114524), (14, 5557262), (28, 2778631), (53, 1467956), (103, 755356), (106, 733978), (206, 377678), (212, 366989), (371, 209708), (412, 188839), (509, 152852), (721, 107908), (742, 104854), (1018, 76426), (1442, 53954), (1484, 52427), (2036, 38213), (2884, 26977), (3563, 21836), (5459, 14252), (7126, 10918)]