71431760

素因数分解:

$2^4\times 5^1\times {\mathrm{607}}^1\times {\mathrm{1471}}^1$

素因数の和:2091

約数の個数: 40

約数和(自身を含む): 166465536

約数和(自身を除く): 95033776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 607, 1214, 1471, 2428, 2942, 3035, 4856, 5884, 6070, 7355, 9712, 11768, 12140, 14710, 23536, 24280, 29420, 48560, 58840, 117680, 892897, 1785794, 3571588, 4464485, 7143176, 8928970, 14286352, 17857940, 35715880, 71431760]

約数ペア:

[(1, 71431760), (2, 35715880), (4, 17857940), (5, 14286352), (8, 8928970), (10, 7143176), (16, 4464485), (20, 3571588), (40, 1785794), (80, 892897), (607, 117680), (1214, 58840), (1471, 48560), (2428, 29420), (2942, 24280), (3035, 23536), (4856, 14710), (5884, 12140), (6070, 11768), (7355, 9712)]