200475920

素因数分解:

$2^4\times 5^1\times {\mathrm{739}}^1\times {\mathrm{3391}}^1$

素因数の和:4143

約数の個数: 40

約数和(自身を含む): 466874880

約数和(自身を除く): 266398960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 739, 1478, 2956, 3391, 3695, 5912, 6782, 7390, 11824, 13564, 14780, 16955, 27128, 29560, 33910, 54256, 59120, 67820, 135640, 271280, 2505949, 5011898, 10023796, 12529745, 20047592, 25059490, 40095184, 50118980, 100237960, 200475920]

約数ペア:

[(1, 200475920), (2, 100237960), (4, 50118980), (5, 40095184), (8, 25059490), (10, 20047592), (16, 12529745), (20, 10023796), (40, 5011898), (80, 2505949), (739, 271280), (1478, 135640), (2956, 67820), (3391, 59120), (3695, 54256), (5912, 33910), (6782, 29560), (7390, 27128), (11824, 16955), (13564, 14780)]