49479920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{593}}^1$

素因数の和:762

約数の個数: 80

約数和(自身を含む): 132580800

約数和(自身を除く): 83100880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 149, 280, 298, 560, 593, 596, 745, 1043, 1186, 1192, 1490, 2086, 2372, 2384, 2965, 2980, 4151, 4172, 4744, 5215, 5930, 5960, 8302, 8344, 9488, 10430, 11860, 11920, 16604, 16688, 20755, 20860, 23720, 33208, 41510, 41720, 47440, 66416, 83020, 83440, 88357, 166040, 176714, 332080, 353428, 441785, 618499, 706856, 883570, 1236998, 1413712, 1767140, 2473996, 3092495, 3534280, 4947992, 6184990, 7068560, 9895984, 12369980, 24739960, 49479920]

約数ペア:

[(1, 49479920), (2, 24739960), (4, 12369980), (5, 9895984), (7, 7068560), (8, 6184990), (10, 4947992), (14, 3534280), (16, 3092495), (20, 2473996), (28, 1767140), (35, 1413712), (40, 1236998), (56, 883570), (70, 706856), (80, 618499), (112, 441785), (140, 353428), (149, 332080), (280, 176714), (298, 166040), (560, 88357), (593, 83440), (596, 83020), (745, 66416), (1043, 47440), (1186, 41720), (1192, 41510), (1490, 33208), (2086, 23720), (2372, 20860), (2384, 20755), (2965, 16688), (2980, 16604), (4151, 11920), (4172, 11860), (4744, 10430), (5215, 9488), (5930, 8344), (5960, 8302)]