85379320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{164191}}^1$

素因数の和:164215

約数の個数: 32

約数和(自身を含む): 206881920

約数和(自身を除く): 121502600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 164191, 328382, 656764, 820955, 1313528, 1641910, 2134483, 3283820, 4268966, 6567640, 8537932, 10672415, 17075864, 21344830, 42689660, 85379320]

約数ペア:

[(1, 85379320), (2, 42689660), (4, 21344830), (5, 17075864), (8, 10672415), (10, 8537932), (13, 6567640), (20, 4268966), (26, 3283820), (40, 2134483), (52, 1641910), (65, 1313528), (104, 820955), (130, 656764), (260, 328382), (520, 164191)]