16505320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31741}}^1$

素因数の和:31765

約数の個数: 32

約数和(自身を含む): 39994920

約数和(自身を除く): 23489600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 31741, 63482, 126964, 158705, 253928, 317410, 412633, 634820, 825266, 1269640, 1650532, 2063165, 3301064, 4126330, 8252660, 16505320]

約数ペア:

[(1, 16505320), (2, 8252660), (4, 4126330), (5, 3301064), (8, 2063165), (10, 1650532), (13, 1269640), (20, 825266), (26, 634820), (40, 412633), (52, 317410), (65, 253928), (104, 158705), (130, 126964), (260, 63482), (520, 31741)]