13007408323760

素因数分解:

$2^4\times 5^1\times {\mathrm{20641}}^1\times {\mathrm{7877167}}^1$

素因数の和:7897821

約数の個数: 40

約数和(自身を含む): 30243693345216

約数和(自身を除く): 17236285021456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 20641, 41282, 82564, 103205, 165128, 206410, 330256, 412820, 825640, 1651280, 7877167, 15754334, 31508668, 39385835, 63017336, 78771670, 126034672, 157543340, 315086680, 630173360, 162592604047, 325185208094, 650370416188, 812963020235, 1300740832376, 1625926040470, 2601481664752, 3251852080940, 6503704161880, 13007408323760]

約数ペア:

[(1, 13007408323760), (2, 6503704161880), (4, 3251852080940), (5, 2601481664752), (8, 1625926040470), (10, 1300740832376), (16, 812963020235), (20, 650370416188), (40, 325185208094), (80, 162592604047), (20641, 630173360), (41282, 315086680), (82564, 157543340), (103205, 126034672), (165128, 78771670), (206410, 63017336), (330256, 39385835), (412820, 31508668), (825640, 15754334), (1651280, 7877167)]