51881640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{5209}}^1$

素因数の和:5306

約数の個数: 64

約数和(自身を含む): 157550400

約数和(自身を除く): 105668760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 830, 996, 1245, 1660, 1992, 2490, 3320, 4980, 5209, 9960, 10418, 15627, 20836, 26045, 31254, 41672, 52090, 62508, 78135, 104180, 125016, 156270, 208360, 312540, 432347, 625080, 864694, 1297041, 1729388, 2161735, 2594082, 3458776, 4323470, 5188164, 6485205, 8646940, 10376328, 12970410, 17293880, 25940820, 51881640]

約数ペア:

[(1, 51881640), (2, 25940820), (3, 17293880), (4, 12970410), (5, 10376328), (6, 8646940), (8, 6485205), (10, 5188164), (12, 4323470), (15, 3458776), (20, 2594082), (24, 2161735), (30, 1729388), (40, 1297041), (60, 864694), (83, 625080), (120, 432347), (166, 312540), (249, 208360), (332, 156270), (415, 125016), (498, 104180), (664, 78135), (830, 62508), (996, 52090), (1245, 41672), (1660, 31254), (1992, 26045), (2490, 20836), (3320, 15627), (4980, 10418), (5209, 9960)]