388339725

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{2927}}^1$

素因数の和:3030

約数の個数: 48

約数和(自身を含む): 675313920

約数和(自身を除く): 286974195

約数列:

[1, 3, 5, 15, 25, 29, 61, 75, 87, 145, 183, 305, 435, 725, 915, 1525, 1769, 2175, 2927, 4575, 5307, 8781, 8845, 14635, 26535, 43905, 44225, 73175, 84883, 132675, 178547, 219525, 254649, 424415, 535641, 892735, 1273245, 2122075, 2678205, 4463675, 5177863, 6366225, 13391025, 15533589, 25889315, 77667945, 129446575, 388339725]

約数ペア:

[(1, 388339725), (3, 129446575), (5, 77667945), (15, 25889315), (25, 15533589), (29, 13391025), (61, 6366225), (75, 5177863), (87, 4463675), (145, 2678205), (183, 2122075), (305, 1273245), (435, 892735), (725, 535641), (915, 424415), (1525, 254649), (1769, 219525), (2175, 178547), (2927, 132675), (4575, 84883), (5307, 73175), (8781, 44225), (8845, 43905), (14635, 26535)]