1320241520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{97651}}^1$

素因数の和:97690

約数の個数: 60

約数和(自身を含む): 3323878776

約数和(自身を除く): 2003637256

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2704, 3380, 6760, 13520, 97651, 195302, 390604, 488255, 781208, 976510, 1269463, 1562416, 1953020, 2538926, 3906040, 5077852, 6347315, 7812080, 10155704, 12694630, 16503019, 20311408, 25389260, 33006038, 50778520, 66012076, 82515095, 101557040, 132024152, 165030190, 264048304, 330060380, 660120760, 1320241520]

約数ペア:

[(1, 1320241520), (2, 660120760), (4, 330060380), (5, 264048304), (8, 165030190), (10, 132024152), (13, 101557040), (16, 82515095), (20, 66012076), (26, 50778520), (40, 33006038), (52, 25389260), (65, 20311408), (80, 16503019), (104, 12694630), (130, 10155704), (169, 7812080), (208, 6347315), (260, 5077852), (338, 3906040), (520, 2538926), (676, 1953020), (845, 1562416), (1040, 1269463), (1352, 976510), (1690, 781208), (2704, 488255), (3380, 390604), (6760, 195302), (13520, 97651)]