125820040

素因数分解:

$2^3\times 5^1\times {\mathrm{653}}^1\times {\mathrm{4817}}^1$

素因数の和:5481

約数の個数: 32

約数和(自身を含む): 283587480

約数和(自身を除く): 157767440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 653, 1306, 2612, 3265, 4817, 5224, 6530, 9634, 13060, 19268, 24085, 26120, 38536, 48170, 96340, 192680, 3145501, 6291002, 12582004, 15727505, 25164008, 31455010, 62910020, 125820040]

約数ペア:

[(1, 125820040), (2, 62910020), (4, 31455010), (5, 25164008), (8, 15727505), (10, 12582004), (20, 6291002), (40, 3145501), (653, 192680), (1306, 96340), (2612, 48170), (3265, 38536), (4817, 26120), (5224, 24085), (6530, 19268), (9634, 13060)]