80656568

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{8353}}^1$

素因数の和:8447

約数の個数: 32

約数和(自身を含む): 162401760

約数和(自身を除く): 81745192

約数列:

[1, 2, 4, 8, 17, 34, 68, 71, 136, 142, 284, 568, 1207, 2414, 4828, 8353, 9656, 16706, 33412, 66824, 142001, 284002, 568004, 593063, 1136008, 1186126, 2372252, 4744504, 10082071, 20164142, 40328284, 80656568]

約数ペア:

[(1, 80656568), (2, 40328284), (4, 20164142), (8, 10082071), (17, 4744504), (34, 2372252), (68, 1186126), (71, 1136008), (136, 593063), (142, 568004), (284, 284002), (568, 142001), (1207, 66824), (2414, 33412), (4828, 16706), (8353, 9656)]