83609440

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3989}}^1$

素因数の和:4135

約数の個数: 48

約数和(自身を含む): 199085040

約数和(自身を除く): 115475600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 655, 1048, 1310, 2096, 2620, 3989, 4192, 5240, 7978, 10480, 15956, 19945, 20960, 31912, 39890, 63824, 79780, 127648, 159560, 319120, 522559, 638240, 1045118, 2090236, 2612795, 4180472, 5225590, 8360944, 10451180, 16721888, 20902360, 41804720, 83609440]

約数ペア:

[(1, 83609440), (2, 41804720), (4, 20902360), (5, 16721888), (8, 10451180), (10, 8360944), (16, 5225590), (20, 4180472), (32, 2612795), (40, 2090236), (80, 1045118), (131, 638240), (160, 522559), (262, 319120), (524, 159560), (655, 127648), (1048, 79780), (1310, 63824), (2096, 39890), (2620, 31912), (3989, 20960), (4192, 19945), (5240, 15956), (7978, 10480)]