77887004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2543}}^1$

素因数の和:2610

約数の個数: 48

約数和(自身を含む): 159559680

約数和(自身を除く): 81672676

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 247, 403, 494, 589, 806, 988, 1178, 1612, 2356, 2543, 5086, 7657, 10172, 15314, 30628, 33059, 48317, 66118, 78833, 96634, 132236, 157666, 193268, 315332, 628121, 1024829, 1256242, 1497827, 2049658, 2512484, 2995654, 4099316, 5991308, 19471751, 38943502, 77887004]

約数ペア:

[(1, 77887004), (2, 38943502), (4, 19471751), (13, 5991308), (19, 4099316), (26, 2995654), (31, 2512484), (38, 2049658), (52, 1497827), (62, 1256242), (76, 1024829), (124, 628121), (247, 315332), (403, 193268), (494, 157666), (589, 132236), (806, 96634), (988, 78833), (1178, 66118), (1612, 48317), (2356, 33059), (2543, 30628), (5086, 15314), (7657, 10172)]