8832400

素因数分解:

$2^4\times 5^2\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:400

約数の個数: 60

約数和(自身を含む): 21587904

約数和(自身を除く): 12755504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 71, 80, 100, 142, 200, 284, 311, 355, 400, 568, 622, 710, 1136, 1244, 1420, 1555, 1775, 2488, 2840, 3110, 3550, 4976, 5680, 6220, 7100, 7775, 12440, 14200, 15550, 22081, 24880, 28400, 31100, 44162, 62200, 88324, 110405, 124400, 176648, 220810, 353296, 441620, 552025, 883240, 1104050, 1766480, 2208100, 4416200, 8832400]

約数ペア:

[(1, 8832400), (2, 4416200), (4, 2208100), (5, 1766480), (8, 1104050), (10, 883240), (16, 552025), (20, 441620), (25, 353296), (40, 220810), (50, 176648), (71, 124400), (80, 110405), (100, 88324), (142, 62200), (200, 44162), (284, 31100), (311, 28400), (355, 24880), (400, 22081), (568, 15550), (622, 14200), (710, 12440), (1136, 7775), (1244, 7100), (1420, 6220), (1555, 5680), (1775, 4976), (2488, 3550), (2840, 3110)]