80047045

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 106414560

約数和(自身を除く): 26367515

約数列:

[1, 5, 13, 65, 89, 101, 137, 445, 505, 685, 1157, 1313, 1781, 5785, 6565, 8905, 8989, 12193, 13837, 44945, 60965, 69185, 116857, 158509, 179881, 584285, 792545, 899405, 1231493, 6157465, 16009409, 80047045]

約数ペア:

[(1, 80047045), (5, 16009409), (13, 6157465), (65, 1231493), (89, 899405), (101, 792545), (137, 584285), (445, 179881), (505, 158509), (685, 116857), (1157, 69185), (1313, 60965), (1781, 44945), (5785, 13837), (6565, 12193), (8905, 8989)]