52998980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{661}}^1$

素因数の和:900

約数の個数: 48

約数和(自身を含む): 117888960

約数和(自身を除く): 64889980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 211, 380, 422, 661, 844, 1055, 1322, 2110, 2644, 3305, 4009, 4220, 6610, 8018, 12559, 13220, 16036, 20045, 25118, 40090, 50236, 62795, 80180, 125590, 139471, 251180, 278942, 557884, 697355, 1394710, 2649949, 2789420, 5299898, 10599796, 13249745, 26499490, 52998980]

約数ペア:

[(1, 52998980), (2, 26499490), (4, 13249745), (5, 10599796), (10, 5299898), (19, 2789420), (20, 2649949), (38, 1394710), (76, 697355), (95, 557884), (190, 278942), (211, 251180), (380, 139471), (422, 125590), (661, 80180), (844, 62795), (1055, 50236), (1322, 40090), (2110, 25118), (2644, 20045), (3305, 16036), (4009, 13220), (4220, 12559), (6610, 8018)]