2550967120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{188681}}^1$

素因数の和:188720

約数の個数: 60

約数和(自身を含む): 6422357916

約数和(自身を除く): 3871390796

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, 188681, 377362, 754724, 943405, 1509448, 1886810, 2452853, 3018896, 3773620, 4905706, 7547240, 9811412, 12264265, 15094480, 19622824, 24528530, 31887089, 39245648, 49057060, 63774178, 98114120, 127548356, 159435445, 196228240, 255096712, 318870890, 510193424, 637741780, 1275483560, 2550967120]

約数ペア:

[(1, 2550967120), (2, 1275483560), (4, 637741780), (5, 510193424), (8, 318870890), (10, 255096712), (13, 196228240), (16, 159435445), (20, 127548356), (26, 98114120), (40, 63774178), (52, 49057060), (65, 39245648), (80, 31887089), (104, 24528530), (130, 19622824), (169, 15094480), (208, 12264265), (260, 9811412), (338, 7547240), (520, 4905706), (676, 3773620), (845, 3018896), (1040, 2452853), (1352, 1886810), (1690, 1509448), (2704, 943405), (3380, 754724), (6760, 377362), (13520, 188681)]