52000047040

素因数分解:

$2^6\times 5^1\times {\mathrm{331}}^1\times {\mathrm{490937}}^1$

素因数の和:491285

約数の個数: 56

約数和(自身を含む): 124199458992

約数和(自身を除く): 72199411952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 331, 662, 1324, 1655, 2648, 3310, 5296, 6620, 10592, 13240, 21184, 26480, 52960, 105920, 490937, 981874, 1963748, 2454685, 3927496, 4909370, 7854992, 9818740, 15709984, 19637480, 31419968, 39274960, 78549920, 157099840, 162500147, 325000294, 650000588, 812500735, 1300001176, 1625001470, 2600002352, 3250002940, 5200004704, 6500005880, 10400009408, 13000011760, 26000023520, 52000047040]

約数ペア:

[(1, 52000047040), (2, 26000023520), (4, 13000011760), (5, 10400009408), (8, 6500005880), (10, 5200004704), (16, 3250002940), (20, 2600002352), (32, 1625001470), (40, 1300001176), (64, 812500735), (80, 650000588), (160, 325000294), (320, 162500147), (331, 157099840), (662, 78549920), (1324, 39274960), (1655, 31419968), (2648, 19637480), (3310, 15709984), (5296, 9818740), (6620, 7854992), (10592, 4909370), (13240, 3927496), (21184, 2454685), (26480, 1963748), (52960, 981874), (105920, 490937)]