1265200

素因数分解:

$2^4\times 5^2\times {\mathrm{3163}}^1$

素因数の和:3181

約数の個数: 30

約数和(自身を含む): 3040604

約数和(自身を除く): 1775404

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 3163, 6326, 12652, 15815, 25304, 31630, 50608, 63260, 79075, 126520, 158150, 253040, 316300, 632600, 1265200]

約数ペア:

[(1, 1265200), (2, 632600), (4, 316300), (5, 253040), (8, 158150), (10, 126520), (16, 79075), (20, 63260), (25, 50608), (40, 31630), (50, 25304), (80, 15815), (100, 12652), (200, 6326), (400, 3163)]