78886384

素因数分解:

$2^4\times {\mathrm{661}}^1\times {\mathrm{7459}}^1$

素因数の和:8128

約数の個数: 20

約数和(自身を含む): 153094120

約数和(自身を除く): 74207736

約数列:

[1, 2, 4, 8, 16, 661, 1322, 2644, 5288, 7459, 10576, 14918, 29836, 59672, 119344, 4930399, 9860798, 19721596, 39443192, 78886384]

約数ペア:

[(1, 78886384), (2, 39443192), (4, 19721596), (8, 9860798), (16, 4930399), (661, 119344), (1322, 59672), (2644, 29836), (5288, 14918), (7459, 10576)]