128018344

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{389}}^1\times {\mathrm{1327}}^1$

素因数の和:1753

約数の個数: 32

約数和(自身を含む): 248601600

約数和(自身を除く): 120583256

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 389, 778, 1327, 1556, 2654, 3112, 5308, 10616, 12059, 24118, 41137, 48236, 82274, 96472, 164548, 329096, 516203, 1032406, 2064812, 4129624, 16002293, 32004586, 64009172, 128018344]

約数ペア:

[(1, 128018344), (2, 64009172), (4, 32004586), (8, 16002293), (31, 4129624), (62, 2064812), (124, 1032406), (248, 516203), (389, 329096), (778, 164548), (1327, 96472), (1556, 82274), (2654, 48236), (3112, 41137), (5308, 24118), (10616, 12059)]