200207320

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{15991}}^1$

素因数の和:16315

約数の個数: 32

約数和(自身を含む): 451933920

約数和(自身を除く): 251726600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 626, 1252, 1565, 2504, 3130, 6260, 12520, 15991, 31982, 63964, 79955, 127928, 159910, 319820, 639640, 5005183, 10010366, 20020732, 25025915, 40041464, 50051830, 100103660, 200207320]

約数ペア:

[(1, 200207320), (2, 100103660), (4, 50051830), (5, 40041464), (8, 25025915), (10, 20020732), (20, 10010366), (40, 5005183), (313, 639640), (626, 319820), (1252, 159910), (1565, 127928), (2504, 79955), (3130, 63964), (6260, 31982), (12520, 15991)]