206520050

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{4219}}^1$

素因数の和:4331

約数の個数: 48

約数和(自身を含む): 423856800

約数和(自身を除く): 217336750

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 89, 110, 178, 275, 445, 550, 890, 979, 1958, 2225, 4219, 4450, 4895, 8438, 9790, 21095, 24475, 42190, 46409, 48950, 92818, 105475, 210950, 232045, 375491, 464090, 750982, 1160225, 1877455, 2320450, 3754910, 4130401, 8260802, 9387275, 18774550, 20652005, 41304010, 103260025, 206520050]

約数ペア:

[(1, 206520050), (2, 103260025), (5, 41304010), (10, 20652005), (11, 18774550), (22, 9387275), (25, 8260802), (50, 4130401), (55, 3754910), (89, 2320450), (110, 1877455), (178, 1160225), (275, 750982), (445, 464090), (550, 375491), (890, 232045), (979, 210950), (1958, 105475), (2225, 92818), (4219, 48950), (4450, 46409), (4895, 42190), (8438, 24475), (9790, 21095)]