52488280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{523}}^1$

素因数の和:740

約数の個数: 64

約数和(自身を含む): 128086560

約数和(自身を除く): 75598280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 193, 260, 386, 520, 523, 772, 965, 1046, 1544, 1930, 2092, 2509, 2615, 3860, 4184, 5018, 5230, 6799, 7720, 10036, 10460, 12545, 13598, 20072, 20920, 25090, 27196, 33995, 50180, 54392, 67990, 100360, 100939, 135980, 201878, 271960, 403756, 504695, 807512, 1009390, 1312207, 2018780, 2624414, 4037560, 5248828, 6561035, 10497656, 13122070, 26244140, 52488280]

約数ペア:

[(1, 52488280), (2, 26244140), (4, 13122070), (5, 10497656), (8, 6561035), (10, 5248828), (13, 4037560), (20, 2624414), (26, 2018780), (40, 1312207), (52, 1009390), (65, 807512), (104, 504695), (130, 403756), (193, 271960), (260, 201878), (386, 135980), (520, 100939), (523, 100360), (772, 67990), (965, 54392), (1046, 50180), (1544, 33995), (1930, 27196), (2092, 25090), (2509, 20920), (2615, 20072), (3860, 13598), (4184, 12545), (5018, 10460), (5230, 10036), (6799, 7720)]