81570800

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{10733}}^1$

素因数の和:10770

約数の個数: 60

約数和(自身を含む): 206307480

約数和(自身を除く): 124736680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 3800, 7600, 10733, 21466, 42932, 53665, 85864, 107330, 171728, 203927, 214660, 268325, 407854, 429320, 536650, 815708, 858640, 1019635, 1073300, 1631416, 2039270, 2146600, 3262832, 4078540, 4293200, 5098175, 8157080, 10196350, 16314160, 20392700, 40785400, 81570800]

約数ペア:

[(1, 81570800), (2, 40785400), (4, 20392700), (5, 16314160), (8, 10196350), (10, 8157080), (16, 5098175), (19, 4293200), (20, 4078540), (25, 3262832), (38, 2146600), (40, 2039270), (50, 1631416), (76, 1073300), (80, 1019635), (95, 858640), (100, 815708), (152, 536650), (190, 429320), (200, 407854), (304, 268325), (380, 214660), (400, 203927), (475, 171728), (760, 107330), (950, 85864), (1520, 53665), (1900, 42932), (3800, 21466), (7600, 10733)]