69937575

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2887}}^1$

素因数の和:2936

約数の個数: 48

約数和(自身を含む): 128920320

約数和(自身を除く): 58982745

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 255, 285, 323, 425, 475, 969, 1275, 1425, 1615, 2887, 4845, 8075, 8661, 14435, 24225, 43305, 49079, 54853, 72175, 147237, 164559, 216525, 245395, 274265, 736185, 822795, 932501, 1226975, 1371325, 2797503, 3680925, 4113975, 4662505, 13987515, 23312525, 69937575]

約数ペア:

[(1, 69937575), (3, 23312525), (5, 13987515), (15, 4662505), (17, 4113975), (19, 3680925), (25, 2797503), (51, 1371325), (57, 1226975), (75, 932501), (85, 822795), (95, 736185), (255, 274265), (285, 245395), (323, 216525), (425, 164559), (475, 147237), (969, 72175), (1275, 54853), (1425, 49079), (1615, 43305), (2887, 24225), (4845, 14435), (8075, 8661)]