1329122860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{64709}}^1$

素因数の和:64810

約数の個数: 48

約数和(自身を含む): 3043958400

約数和(自身を除く): 1714835540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 790, 1027, 1580, 2054, 4108, 5135, 10270, 20540, 64709, 129418, 258836, 323545, 647090, 841217, 1294180, 1682434, 3364868, 4206085, 5112011, 8412170, 10224022, 16824340, 20448044, 25560055, 51120110, 66456143, 102240220, 132912286, 265824572, 332280715, 664561430, 1329122860]

約数ペア:

[(1, 1329122860), (2, 664561430), (4, 332280715), (5, 265824572), (10, 132912286), (13, 102240220), (20, 66456143), (26, 51120110), (52, 25560055), (65, 20448044), (79, 16824340), (130, 10224022), (158, 8412170), (260, 5112011), (316, 4206085), (395, 3364868), (790, 1682434), (1027, 1294180), (1580, 841217), (2054, 647090), (4108, 323545), (5135, 258836), (10270, 129418), (20540, 64709)]