80344628

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{16979}}^1$

素因数の和:17016

約数の個数: 36

約数和(自身を含む): 174011040

約数和(自身を除く): 93666412

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 169, 182, 338, 364, 676, 1183, 2366, 4732, 16979, 33958, 67916, 118853, 220727, 237706, 441454, 475412, 882908, 1545089, 2869451, 3090178, 5738902, 6180356, 11477804, 20086157, 40172314, 80344628]

約数ペア:

[(1, 80344628), (2, 40172314), (4, 20086157), (7, 11477804), (13, 6180356), (14, 5738902), (26, 3090178), (28, 2869451), (52, 1545089), (91, 882908), (169, 475412), (182, 441454), (338, 237706), (364, 220727), (676, 118853), (1183, 67916), (2366, 33958), (4732, 16979)]