138707600

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{18251}}^1$

素因数の和:18288

約数の個数: 60

約数和(自身を含む): 350803440

約数和(自身を除く): 212095840

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, 18251, 36502, 73004, 91255, 146008, 182510, 292016, 346769, 365020, 456275, 693538, 730040, 912550, 1387076, 1460080, 1733845, 1825100, 2774152, 3467690, 3650200, 5548304, 6935380, 7300400, 8669225, 13870760, 17338450, 27741520, 34676900, 69353800, 138707600]

約数ペア:

[(1, 138707600), (2, 69353800), (4, 34676900), (5, 27741520), (8, 17338450), (10, 13870760), (16, 8669225), (19, 7300400), (20, 6935380), (25, 5548304), (38, 3650200), (40, 3467690), (50, 2774152), (76, 1825100), (80, 1733845), (95, 1460080), (100, 1387076), (152, 912550), (190, 730040), (200, 693538), (304, 456275), (380, 365020), (400, 346769), (475, 292016), (760, 182510), (950, 146008), (1520, 91255), (1900, 73004), (3800, 36502), (7600, 18251)]