81288016

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{298853}}^1$

素因数の和:298878

約数の個数: 20

約数和(自身を含む): 166760532

約数和(自身を除く): 85472516

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 298853, 597706, 1195412, 2390824, 4781648, 5080501, 10161002, 20322004, 40644008, 81288016]

約数ペア:

[(1, 81288016), (2, 40644008), (4, 20322004), (8, 10161002), (16, 5080501), (17, 4781648), (34, 2390824), (68, 1195412), (136, 597706), (272, 298853)]