51248080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49277}}^1$

素因数の和:49303

約数の個数: 40

約数和(自身を含む): 128319912

約数和(自身を除く): 77071832

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 49277, 98554, 197108, 246385, 394216, 492770, 640601, 788432, 985540, 1281202, 1971080, 2562404, 3203005, 3942160, 5124808, 6406010, 10249616, 12812020, 25624040, 51248080]

約数ペア:

[(1, 51248080), (2, 25624040), (4, 12812020), (5, 10249616), (8, 6406010), (10, 5124808), (13, 3942160), (16, 3203005), (20, 2562404), (26, 1971080), (40, 1281202), (52, 985540), (65, 788432), (80, 640601), (104, 492770), (130, 394216), (208, 246385), (260, 197108), (520, 98554), (1040, 49277)]