1640160005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{577}}^1\times {\mathrm{51683}}^1$

素因数の和:52276

約数の個数: 16

約数和(自身を含む): 2150881344

約数和(自身を除く): 510721339

約数列:

[1, 5, 11, 55, 577, 2885, 6347, 31735, 51683, 258415, 568513, 2842565, 29821091, 149105455, 328032001, 1640160005]

約数ペア:

[(1, 1640160005), (5, 328032001), (11, 149105455), (55, 29821091), (577, 2842565), (2885, 568513), (6347, 258415), (31735, 51683)]