12894400

素因数分解:

$2^6\times 5^2\times {\mathrm{8059}}^1$

素因数の和:8081

約数の個数: 42

約数和(自身を含む): 31732220

約数和(自身を除く): 18837820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 200, 320, 400, 800, 1600, 8059, 16118, 32236, 40295, 64472, 80590, 128944, 161180, 201475, 257888, 322360, 402950, 515776, 644720, 805900, 1289440, 1611800, 2578880, 3223600, 6447200, 12894400]

約数ペア:

[(1, 12894400), (2, 6447200), (4, 3223600), (5, 2578880), (8, 1611800), (10, 1289440), (16, 805900), (20, 644720), (25, 515776), (32, 402950), (40, 322360), (50, 257888), (64, 201475), (80, 161180), (100, 128944), (160, 80590), (200, 64472), (320, 40295), (400, 32236), (800, 16118), (1600, 8059)]