51873280

素因数分解:

$2^9\times 5^1\times {\mathrm{23}}^1\times {\mathrm{881}}^1$

素因数の和:927

約数の個数: 80

約数和(自身を含む): 129929184

約数和(自身を除く): 78055904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 512, 640, 736, 881, 920, 1280, 1472, 1762, 1840, 2560, 2944, 3524, 3680, 4405, 5888, 7048, 7360, 8810, 11776, 14096, 14720, 17620, 20263, 28192, 29440, 35240, 40526, 56384, 58880, 70480, 81052, 101315, 112768, 140960, 162104, 202630, 225536, 281920, 324208, 405260, 451072, 563840, 648416, 810520, 1127680, 1296832, 1621040, 2255360, 2593664, 3242080, 5187328, 6484160, 10374656, 12968320, 25936640, 51873280]

約数ペア:

[(1, 51873280), (2, 25936640), (4, 12968320), (5, 10374656), (8, 6484160), (10, 5187328), (16, 3242080), (20, 2593664), (23, 2255360), (32, 1621040), (40, 1296832), (46, 1127680), (64, 810520), (80, 648416), (92, 563840), (115, 451072), (128, 405260), (160, 324208), (184, 281920), (230, 225536), (256, 202630), (320, 162104), (368, 140960), (460, 112768), (512, 101315), (640, 81052), (736, 70480), (881, 58880), (920, 56384), (1280, 40526), (1472, 35240), (1762, 29440), (1840, 28192), (2560, 20263), (2944, 17620), (3524, 14720), (3680, 14096), (4405, 11776), (5888, 8810), (7048, 7360)]