64703615

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{12479}}^1$

素因数の和:12562

約数の個数: 16

約数和(自身を含む): 83566080

約数和(自身を除く): 18862465

約数列:

[1, 5, 17, 61, 85, 305, 1037, 5185, 12479, 62395, 212143, 761219, 1060715, 3806095, 12940723, 64703615]

約数ペア:

[(1, 64703615), (5, 12940723), (17, 3806095), (61, 1060715), (85, 761219), (305, 212143), (1037, 62395), (5185, 12479)]