207856640

素因数分解:

$2^{10}\times 5^1\times {\mathrm{40597}}^1$

素因数の和:40622

約数の個数: 44

約数和(自身を含む): 498624636

約数和(自身を除く): 290767996

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2560, 5120, 40597, 81194, 162388, 202985, 324776, 405970, 649552, 811940, 1299104, 1623880, 2598208, 3247760, 5196416, 6495520, 10392832, 12991040, 20785664, 25982080, 41571328, 51964160, 103928320, 207856640]

約数ペア:

[(1, 207856640), (2, 103928320), (4, 51964160), (5, 41571328), (8, 25982080), (10, 20785664), (16, 12991040), (20, 10392832), (32, 6495520), (40, 5196416), (64, 3247760), (80, 2598208), (128, 1623880), (160, 1299104), (256, 811940), (320, 649552), (512, 405970), (640, 324776), (1024, 202985), (1280, 162388), (2560, 81194), (5120, 40597)]