55713920

素因数分解:

$2^7\times 5^1\times {\mathrm{263}}^1\times {\mathrm{331}}^1$

素因数の和:613

約数の個数: 64

約数和(自身を含む): 134101440

約数和(自身を除く): 78387520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 263, 320, 331, 526, 640, 662, 1052, 1315, 1324, 1655, 2104, 2630, 2648, 3310, 4208, 5260, 5296, 6620, 8416, 10520, 10592, 13240, 16832, 21040, 21184, 26480, 33664, 42080, 42368, 52960, 84160, 87053, 105920, 168320, 174106, 211840, 348212, 435265, 696424, 870530, 1392848, 1741060, 2785696, 3482120, 5571392, 6964240, 11142784, 13928480, 27856960, 55713920]

約数ペア:

[(1, 55713920), (2, 27856960), (4, 13928480), (5, 11142784), (8, 6964240), (10, 5571392), (16, 3482120), (20, 2785696), (32, 1741060), (40, 1392848), (64, 870530), (80, 696424), (128, 435265), (160, 348212), (263, 211840), (320, 174106), (331, 168320), (526, 105920), (640, 87053), (662, 84160), (1052, 52960), (1315, 42368), (1324, 42080), (1655, 33664), (2104, 26480), (2630, 21184), (2648, 21040), (3310, 16832), (4208, 13240), (5260, 10592), (5296, 10520), (6620, 8416)]