721162325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{54121}}^1$

素因数の和:54185

約数の個数: 24

約数和(自身を含む): 986535816

約数和(自身を除く): 265373491

約数列:

[1, 5, 13, 25, 41, 65, 205, 325, 533, 1025, 2665, 13325, 54121, 270605, 703573, 1353025, 2218961, 3517865, 11094805, 17589325, 28846493, 55474025, 144232465, 721162325]

約数ペア:

[(1, 721162325), (5, 144232465), (13, 55474025), (25, 28846493), (41, 17589325), (65, 11094805), (205, 3517865), (325, 2218961), (533, 1353025), (1025, 703573), (2665, 270605), (13325, 54121)]