36540080

素因数分解:

$2^4\times 5^1\times {\mathrm{661}}^1\times {\mathrm{691}}^1$

素因数の和:1365

約数の個数: 40

約数和(自身を含む): 85207344

約数和(自身を除く): 48667264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 661, 691, 1322, 1382, 2644, 2764, 3305, 3455, 5288, 5528, 6610, 6910, 10576, 11056, 13220, 13820, 26440, 27640, 52880, 55280, 456751, 913502, 1827004, 2283755, 3654008, 4567510, 7308016, 9135020, 18270040, 36540080]

約数ペア:

[(1, 36540080), (2, 18270040), (4, 9135020), (5, 7308016), (8, 4567510), (10, 3654008), (16, 2283755), (20, 1827004), (40, 913502), (80, 456751), (661, 55280), (691, 52880), (1322, 27640), (1382, 26440), (2644, 13820), (2764, 13220), (3305, 11056), (3455, 10576), (5288, 6910), (5528, 6610)]