82181200

素因数分解:

$2^4\times 5^2\times {\mathrm{205453}}^1$

素因数の和:205471

約数の個数: 30

約数和(自身を含む): 197441294

約数和(自身を除く): 115260094

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 205453, 410906, 821812, 1027265, 1643624, 2054530, 3287248, 4109060, 5136325, 8218120, 10272650, 16436240, 20545300, 41090600, 82181200]

約数ペア:

[(1, 82181200), (2, 41090600), (4, 20545300), (5, 16436240), (8, 10272650), (10, 8218120), (16, 5136325), (20, 4109060), (25, 3287248), (40, 2054530), (50, 1643624), (80, 1027265), (100, 821812), (200, 410906), (400, 205453)]