87611728

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{233}}^1\times {\mathrm{331}}^1$

素因数の和:643

約数の個数: 40

約数和(自身を含む): 173399616

約数和(自身を除く): 85787888

約数列:

[1, 2, 4, 8, 16, 71, 142, 233, 284, 331, 466, 568, 662, 932, 1136, 1324, 1864, 2648, 3728, 5296, 16543, 23501, 33086, 47002, 66172, 77123, 94004, 132344, 154246, 188008, 264688, 308492, 376016, 616984, 1233968, 5475733, 10951466, 21902932, 43805864, 87611728]

約数ペア:

[(1, 87611728), (2, 43805864), (4, 21902932), (8, 10951466), (16, 5475733), (71, 1233968), (142, 616984), (233, 376016), (284, 308492), (331, 264688), (466, 188008), (568, 154246), (662, 132344), (932, 94004), (1136, 77123), (1324, 66172), (1864, 47002), (2648, 33086), (3728, 23501), (5296, 16543)]