68753360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{66109}}^1$

素因数の和:66135

約数の個数: 40

約数和(自身を含む): 172150440

約数和(自身を除く): 103397080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 66109, 132218, 264436, 330545, 528872, 661090, 859417, 1057744, 1322180, 1718834, 2644360, 3437668, 4297085, 5288720, 6875336, 8594170, 13750672, 17188340, 34376680, 68753360]

約数ペア:

[(1, 68753360), (2, 34376680), (4, 17188340), (5, 13750672), (8, 8594170), (10, 6875336), (13, 5288720), (16, 4297085), (20, 3437668), (26, 2644360), (40, 1718834), (52, 1322180), (65, 1057744), (80, 859417), (104, 661090), (130, 528872), (208, 330545), (260, 264436), (520, 132218), (1040, 66109)]