50800120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{457}}^1$

素因数の和:872

約数の個数: 64

約数和(自身を含む): 131244480

約数和(自身を除く): 80444360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 397, 457, 794, 914, 1588, 1828, 1985, 2285, 2779, 3176, 3199, 3656, 3970, 4570, 5558, 6398, 7940, 9140, 11116, 12796, 13895, 15880, 15995, 18280, 22232, 25592, 27790, 31990, 55580, 63980, 111160, 127960, 181429, 362858, 725716, 907145, 1270003, 1451432, 1814290, 2540006, 3628580, 5080012, 6350015, 7257160, 10160024, 12700030, 25400060, 50800120]

約数ペア:

[(1, 50800120), (2, 25400060), (4, 12700030), (5, 10160024), (7, 7257160), (8, 6350015), (10, 5080012), (14, 3628580), (20, 2540006), (28, 1814290), (35, 1451432), (40, 1270003), (56, 907145), (70, 725716), (140, 362858), (280, 181429), (397, 127960), (457, 111160), (794, 63980), (914, 55580), (1588, 31990), (1828, 27790), (1985, 25592), (2285, 22232), (2779, 18280), (3176, 15995), (3199, 15880), (3656, 13895), (3970, 12796), (4570, 11116), (5558, 9140), (6398, 7940)]