155127975

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^3\times {\mathrm{421}}^1$

素因数の和:485

約数の個数: 48

約数和(自身を含む): 273152160

約数和(自身を除く): 118024185

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 289, 421, 425, 867, 1263, 1275, 1445, 2105, 4335, 4913, 6315, 7157, 7225, 10525, 14739, 21471, 21675, 24565, 31575, 35785, 73695, 107355, 121669, 122825, 178925, 365007, 368475, 536775, 608345, 1825035, 2068373, 3041725, 6205119, 9125175, 10341865, 31025595, 51709325, 155127975]

約数ペア:

[(1, 155127975), (3, 51709325), (5, 31025595), (15, 10341865), (17, 9125175), (25, 6205119), (51, 3041725), (75, 2068373), (85, 1825035), (255, 608345), (289, 536775), (421, 368475), (425, 365007), (867, 178925), (1263, 122825), (1275, 121669), (1445, 107355), (2105, 73695), (4335, 35785), (4913, 31575), (6315, 24565), (7157, 21675), (7225, 21471), (10525, 14739)]