727335920

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{135697}}^1$

素因数の和:135777

約数の個数: 40

約数和(自身を含む): 1716308304

約数和(自身を除く): 988972384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 135697, 271394, 542788, 678485, 1085576, 1356970, 2171152, 2713940, 5427880, 9091699, 10855760, 18183398, 36366796, 45458495, 72733592, 90916990, 145467184, 181833980, 363667960, 727335920]

約数ペア:

[(1, 727335920), (2, 363667960), (4, 181833980), (5, 145467184), (8, 90916990), (10, 72733592), (16, 45458495), (20, 36366796), (40, 18183398), (67, 10855760), (80, 9091699), (134, 5427880), (268, 2713940), (335, 2171152), (536, 1356970), (670, 1085576), (1072, 678485), (1340, 542788), (2680, 271394), (5360, 135697)]