86243920

素因数分解:

$2^4\times 5^1\times 7^4\times {\mathrm{449}}^1$

素因数の和:490

約数の個数: 100

約数和(自身を含む): 234443700

約数和(自身を除く): 148199780

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 449, 490, 560, 686, 784, 898, 980, 1372, 1715, 1796, 1960, 2245, 2401, 2744, 3143, 3430, 3592, 3920, 4490, 4802, 5488, 6286, 6860, 7184, 8980, 9604, 12005, 12572, 13720, 15715, 17960, 19208, 22001, 24010, 25144, 27440, 31430, 35920, 38416, 44002, 48020, 50288, 62860, 88004, 96040, 110005, 125720, 154007, 176008, 192080, 220010, 251440, 308014, 352016, 440020, 616028, 770035, 880040, 1078049, 1232056, 1540070, 1760080, 2156098, 2464112, 3080140, 4312196, 5390245, 6160280, 8624392, 10780490, 12320560, 17248784, 21560980, 43121960, 86243920]

約数ペア:

[(1, 86243920), (2, 43121960), (4, 21560980), (5, 17248784), (7, 12320560), (8, 10780490), (10, 8624392), (14, 6160280), (16, 5390245), (20, 4312196), (28, 3080140), (35, 2464112), (40, 2156098), (49, 1760080), (56, 1540070), (70, 1232056), (80, 1078049), (98, 880040), (112, 770035), (140, 616028), (196, 440020), (245, 352016), (280, 308014), (343, 251440), (392, 220010), (449, 192080), (490, 176008), (560, 154007), (686, 125720), (784, 110005), (898, 96040), (980, 88004), (1372, 62860), (1715, 50288), (1796, 48020), (1960, 44002), (2245, 38416), (2401, 35920), (2744, 31430), (3143, 27440), (3430, 25144), (3592, 24010), (3920, 22001), (4490, 19208), (4802, 17960), (5488, 15715), (6286, 13720), (6860, 12572), (7184, 12005), (8980, 9604)]