156964990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{172489}}^1$

素因数の和:172516

約数の個数: 32

約数和(自身を含む): 347739840

約数和(自身を除く): 190774850

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 172489, 344978, 862445, 1207423, 1724890, 2242357, 2414846, 4484714, 6037115, 11211785, 12074230, 15696499, 22423570, 31392998, 78482495, 156964990]

約数ペア:

[(1, 156964990), (2, 78482495), (5, 31392998), (7, 22423570), (10, 15696499), (13, 12074230), (14, 11211785), (26, 6037115), (35, 4484714), (65, 2414846), (70, 2242357), (91, 1724890), (130, 1207423), (182, 862445), (455, 344978), (910, 172489)]