80479945

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2423}}^1$

素因数の和:2521

約数の個数: 32

約数和(自身を含む): 120540672

約数和(自身を除く): 40060727

約数列:

[1, 5, 7, 13, 35, 65, 73, 91, 365, 455, 511, 949, 2423, 2555, 4745, 6643, 12115, 16961, 31499, 33215, 84805, 157495, 176879, 220493, 884395, 1102465, 1238153, 2299427, 6190765, 11497135, 16095989, 80479945]

約数ペア:

[(1, 80479945), (5, 16095989), (7, 11497135), (13, 6190765), (35, 2299427), (65, 1238153), (73, 1102465), (91, 884395), (365, 220493), (455, 176879), (511, 157495), (949, 84805), (2423, 33215), (2555, 31499), (4745, 16961), (6643, 12115)]