54120040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{523}}^1$

素因数の和:746

約数の個数: 64

約数和(自身を含む): 132048000

約数和(自身を除く): 77927960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 199, 260, 398, 520, 523, 796, 995, 1046, 1592, 1990, 2092, 2587, 2615, 3980, 4184, 5174, 5230, 6799, 7960, 10348, 10460, 12935, 13598, 20696, 20920, 25870, 27196, 33995, 51740, 54392, 67990, 103480, 104077, 135980, 208154, 271960, 416308, 520385, 832616, 1040770, 1353001, 2081540, 2706002, 4163080, 5412004, 6765005, 10824008, 13530010, 27060020, 54120040]

約数ペア:

[(1, 54120040), (2, 27060020), (4, 13530010), (5, 10824008), (8, 6765005), (10, 5412004), (13, 4163080), (20, 2706002), (26, 2081540), (40, 1353001), (52, 1040770), (65, 832616), (104, 520385), (130, 416308), (199, 271960), (260, 208154), (398, 135980), (520, 104077), (523, 103480), (796, 67990), (995, 54392), (1046, 51740), (1592, 33995), (1990, 27196), (2092, 25870), (2587, 20920), (2615, 20696), (3980, 13598), (4184, 12935), (5174, 10460), (5230, 10348), (6799, 7960)]