101027780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{3739}}^1$

素因数の和:3948

約数の個数: 48

約数和(自身を含む): 243788160

約数和(自身を除く): 142760380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 193, 386, 772, 965, 1351, 1930, 2702, 3739, 3860, 5404, 6755, 7478, 13510, 14956, 18695, 26173, 27020, 37390, 52346, 74780, 104692, 130865, 261730, 523460, 721627, 1443254, 2886508, 3608135, 5051389, 7216270, 10102778, 14432540, 20205556, 25256945, 50513890, 101027780]

約数ペア:

[(1, 101027780), (2, 50513890), (4, 25256945), (5, 20205556), (7, 14432540), (10, 10102778), (14, 7216270), (20, 5051389), (28, 3608135), (35, 2886508), (70, 1443254), (140, 721627), (193, 523460), (386, 261730), (772, 130865), (965, 104692), (1351, 74780), (1930, 52346), (2702, 37390), (3739, 27020), (3860, 26173), (5404, 18695), (6755, 14956), (7478, 13510)]