77897020144

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{113222413}}^1$

素因数の和:113222464

約数の個数: 20

約数和(自身を含む): 154435372696

約数和(自身を除く): 76538352552

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 113222413, 226444826, 452889652, 905779304, 1811558608, 4868563759, 9737127518, 19474255036, 38948510072, 77897020144]

約数ペア:

[(1, 77897020144), (2, 38948510072), (4, 19474255036), (8, 9737127518), (16, 4868563759), (43, 1811558608), (86, 905779304), (172, 452889652), (344, 226444826), (688, 113222413)]