156948667640

素因数分解:

$2^3\times 5^1\times {\mathrm{1931}}^1\times {\mathrm{2031961}}^1$

素因数の和:2033903

約数の個数: 32

約数和(自身を含む): 353317552560

約数和(自身を除く): 196368884920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1931, 3862, 7724, 9655, 15448, 19310, 38620, 77240, 2031961, 4063922, 8127844, 10159805, 16255688, 20319610, 40639220, 81278440, 3923716691, 7847433382, 15694866764, 19618583455, 31389733528, 39237166910, 78474333820, 156948667640]

約数ペア:

[(1, 156948667640), (2, 78474333820), (4, 39237166910), (5, 31389733528), (8, 19618583455), (10, 15694866764), (20, 7847433382), (40, 3923716691), (1931, 81278440), (3862, 40639220), (7724, 20319610), (9655, 16255688), (15448, 10159805), (19310, 8127844), (38620, 4063922), (77240, 2031961)]