133350400

素因数分解:

$2^{10}\times 5^2\times {\mathrm{5209}}^1$

素因数の和:5239

約数の個数: 66

約数和(自身を含む): 330610970

約数和(自身を除く): 197260570

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1024, 1280, 1600, 2560, 3200, 5120, 5209, 6400, 10418, 12800, 20836, 25600, 26045, 41672, 52090, 83344, 104180, 130225, 166688, 208360, 260450, 333376, 416720, 520900, 666752, 833440, 1041800, 1333504, 1666880, 2083600, 2667008, 3333760, 4167200, 5334016, 6667520, 8334400, 13335040, 16668800, 26670080, 33337600, 66675200, 133350400]

約数ペア:

[(1, 133350400), (2, 66675200), (4, 33337600), (5, 26670080), (8, 16668800), (10, 13335040), (16, 8334400), (20, 6667520), (25, 5334016), (32, 4167200), (40, 3333760), (50, 2667008), (64, 2083600), (80, 1666880), (100, 1333504), (128, 1041800), (160, 833440), (200, 666752), (256, 520900), (320, 416720), (400, 333376), (512, 260450), (640, 208360), (800, 166688), (1024, 130225), (1280, 104180), (1600, 83344), (2560, 52090), (3200, 41672), (5120, 26045), (5209, 25600), (6400, 20836), (10418, 12800)]