2560756480

素因数分解:

$2^8\times 5^1\times {\mathrm{53}}^1\times {\mathrm{37747}}^1$

素因数の和:37821

約数の個数: 72

約数和(自身を含む): 6249709872

約数和(自身を除く): 3688953392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 256, 265, 320, 424, 530, 640, 848, 1060, 1280, 1696, 2120, 3392, 4240, 6784, 8480, 13568, 16960, 33920, 37747, 67840, 75494, 150988, 188735, 301976, 377470, 603952, 754940, 1207904, 1509880, 2000591, 2415808, 3019760, 4001182, 4831616, 6039520, 8002364, 9663232, 10002955, 12079040, 16004728, 20005910, 24158080, 32009456, 40011820, 48316160, 64018912, 80023640, 128037824, 160047280, 256075648, 320094560, 512151296, 640189120, 1280378240, 2560756480]

約数ペア:

[(1, 2560756480), (2, 1280378240), (4, 640189120), (5, 512151296), (8, 320094560), (10, 256075648), (16, 160047280), (20, 128037824), (32, 80023640), (40, 64018912), (53, 48316160), (64, 40011820), (80, 32009456), (106, 24158080), (128, 20005910), (160, 16004728), (212, 12079040), (256, 10002955), (265, 9663232), (320, 8002364), (424, 6039520), (530, 4831616), (640, 4001182), (848, 3019760), (1060, 2415808), (1280, 2000591), (1696, 1509880), (2120, 1207904), (3392, 754940), (4240, 603952), (6784, 377470), (8480, 301976), (13568, 188735), (16960, 150988), (33920, 75494), (37747, 67840)]