90440875

素因数分解:

$5^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{2521}}^1$

素因数の和:2584

約数の個数: 32

約数和(自身を含む): 132193152

約数和(自身を除く): 41752277

約数列:

[1, 5, 7, 25, 35, 41, 125, 175, 205, 287, 875, 1025, 1435, 2521, 5125, 7175, 12605, 17647, 35875, 63025, 88235, 103361, 315125, 441175, 516805, 723527, 2205875, 2584025, 3617635, 12920125, 18088175, 90440875]

約数ペア:

[(1, 90440875), (5, 18088175), (7, 12920125), (25, 3617635), (35, 2584025), (41, 2205875), (125, 723527), (175, 516805), (205, 441175), (287, 315125), (875, 103361), (1025, 88235), (1435, 63025), (2521, 35875), (5125, 17647), (7175, 12605)]