128240605

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{24733}}^1$

素因数の和:24816

約数の個数: 16

約数和(自身を含む): 165618864

約数和(自身を除く): 37378259

約数列:

[1, 5, 17, 61, 85, 305, 1037, 5185, 24733, 123665, 420461, 1508713, 2102305, 7543565, 25648121, 128240605]

約数ペア:

[(1, 128240605), (5, 25648121), (17, 7543565), (61, 2102305), (85, 1508713), (305, 420461), (1037, 123665), (5185, 24733)]