69721730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 140894208

約数和(自身を除く): 71172478

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 103, 127, 130, 205, 206, 254, 410, 515, 533, 635, 1030, 1066, 1270, 1339, 1651, 2665, 2678, 3302, 4223, 5207, 5330, 6695, 8255, 8446, 10414, 13081, 13390, 16510, 21115, 26035, 26162, 42230, 52070, 54899, 65405, 67691, 109798, 130810, 135382, 170053, 274495, 338455, 340106, 536321, 548990, 676910, 850265, 1072642, 1700530, 2681605, 5363210, 6972173, 13944346, 34860865, 69721730]

約数ペア:

[(1, 69721730), (2, 34860865), (5, 13944346), (10, 6972173), (13, 5363210), (26, 2681605), (41, 1700530), (65, 1072642), (82, 850265), (103, 676910), (127, 548990), (130, 536321), (205, 340106), (206, 338455), (254, 274495), (410, 170053), (515, 135382), (533, 130810), (635, 109798), (1030, 67691), (1066, 65405), (1270, 54899), (1339, 52070), (1651, 42230), (2665, 26162), (2678, 26035), (3302, 21115), (4223, 16510), (5207, 13390), (5330, 13081), (6695, 10414), (8255, 8446)]