85797080

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1999}}^1$

素因数の和:2076

約数の個数: 64

約数和(自身を含む): 205200000

約数和(自身を除く): 119402920

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 37, 40, 58, 74, 116, 145, 148, 185, 232, 290, 296, 370, 580, 740, 1073, 1160, 1480, 1999, 2146, 3998, 4292, 5365, 7996, 8584, 9995, 10730, 15992, 19990, 21460, 39980, 42920, 57971, 73963, 79960, 115942, 147926, 231884, 289855, 295852, 369815, 463768, 579710, 591704, 739630, 1159420, 1479260, 2144927, 2318840, 2958520, 4289854, 8579708, 10724635, 17159416, 21449270, 42898540, 85797080]

約数ペア:

[(1, 85797080), (2, 42898540), (4, 21449270), (5, 17159416), (8, 10724635), (10, 8579708), (20, 4289854), (29, 2958520), (37, 2318840), (40, 2144927), (58, 1479260), (74, 1159420), (116, 739630), (145, 591704), (148, 579710), (185, 463768), (232, 369815), (290, 295852), (296, 289855), (370, 231884), (580, 147926), (740, 115942), (1073, 79960), (1160, 73963), (1480, 57971), (1999, 42920), (2146, 39980), (3998, 21460), (4292, 19990), (5365, 15992), (7996, 10730), (8584, 9995)]