1320702950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{53147}}^1$

素因数の和:53237

約数の個数: 48

約数和(自身を含む): 2847032064

約数和(自身を除く): 1526329114

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 71, 142, 175, 350, 355, 497, 710, 994, 1775, 2485, 3550, 4970, 12425, 24850, 53147, 106294, 265735, 372029, 531470, 744058, 1328675, 1860145, 2657350, 3720290, 3773437, 7546874, 9300725, 18601450, 18867185, 26414059, 37734370, 52828118, 94335925, 132070295, 188671850, 264140590, 660351475, 1320702950]

約数ペア:

[(1, 1320702950), (2, 660351475), (5, 264140590), (7, 188671850), (10, 132070295), (14, 94335925), (25, 52828118), (35, 37734370), (50, 26414059), (70, 18867185), (71, 18601450), (142, 9300725), (175, 7546874), (350, 3773437), (355, 3720290), (497, 2657350), (710, 1860145), (994, 1328675), (1775, 744058), (2485, 531470), (3550, 372029), (4970, 265735), (12425, 106294), (24850, 53147)]