157416080

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{22109}}^1$

素因数の和:22211

約数の個数: 40

約数和(自身を含む): 370121400

約数和(自身を除く): 212705320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 22109, 44218, 88436, 110545, 176872, 221090, 353744, 442180, 884360, 1768720, 1967701, 3935402, 7870804, 9838505, 15741608, 19677010, 31483216, 39354020, 78708040, 157416080]

約数ペア:

[(1, 157416080), (2, 78708040), (4, 39354020), (5, 31483216), (8, 19677010), (10, 15741608), (16, 9838505), (20, 7870804), (40, 3935402), (80, 1967701), (89, 1768720), (178, 884360), (356, 442180), (445, 353744), (712, 221090), (890, 176872), (1424, 110545), (1780, 88436), (3560, 44218), (7120, 22109)]