126540800

素因数分解:

$2^{10}\times 5^2\times {\mathrm{4943}}^1$

素因数の和:4973

約数の個数: 66

約数和(自身を含む): 313731408

約数和(自身を除く): 187190608

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, 4943, 5120, 6400, 9886, 12800, 19772, 24715, 25600, 39544, 49430, 79088, 98860, 123575, 158176, 197720, 247150, 316352, 395440, 494300, 632704, 790880, 988600, 1265408, 1581760, 1977200, 2530816, 3163520, 3954400, 5061632, 6327040, 7908800, 12654080, 15817600, 25308160, 31635200, 63270400, 126540800]

約数ペア:

[(1, 126540800), (2, 63270400), (4, 31635200), (5, 25308160), (8, 15817600), (10, 12654080), (16, 7908800), (20, 6327040), (25, 5061632), (32, 3954400), (40, 3163520), (50, 2530816), (64, 1977200), (80, 1581760), (100, 1265408), (128, 988600), (160, 790880), (200, 632704), (256, 494300), (320, 395440), (400, 316352), (512, 247150), (640, 197720), (800, 158176), (1024, 123575), (1280, 98860), (1600, 79088), (2560, 49430), (3200, 39544), (4943, 25600), (5120, 24715), (6400, 19772), (9886, 12800)]