13212800

素因数分解:

$2^7\times 5^2\times {\mathrm{4129}}^1$

素因数の和:4153

約数の個数: 48

約数和(自身を含む): 32647650

約数和(自身を除く): 19434850

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 4129, 8258, 16516, 20645, 33032, 41290, 66064, 82580, 103225, 132128, 165160, 206450, 264256, 330320, 412900, 528512, 660640, 825800, 1321280, 1651600, 2642560, 3303200, 6606400, 13212800]

約数ペア:

[(1, 13212800), (2, 6606400), (4, 3303200), (5, 2642560), (8, 1651600), (10, 1321280), (16, 825800), (20, 660640), (25, 528512), (32, 412900), (40, 330320), (50, 264256), (64, 206450), (80, 165160), (100, 132128), (128, 103225), (160, 82580), (200, 66064), (320, 41290), (400, 33032), (640, 20645), (800, 16516), (1600, 8258), (3200, 4129)]